2080757140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1238

約数の個数: 144

約数和(自身を含む): 5542742016

約数和(自身を除く): 3461984876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 113, 121, 140, 154, 220, 226, 242, 308, 385, 452, 484, 565, 605, 770, 791, 847, 1087, 1130, 1210, 1243, 1540, 1582, 1694, 2174, 2260, 2420, 2486, 3164, 3388, 3955, 4235, 4348, 4972, 5435, 6215, 7609, 7910, 8470, 8701, 10870, 11957, 12430, 13673, 15218, 15820, 16940, 17402, 21740, 23914, 24860, 27346, 30436, 34804, 38045, 43505, 47828, 54692, 59785, 68365, 76090, 83699, 87010, 95711, 119570, 122831, 131527, 136730, 152180, 167398, 174020, 191422, 239140, 245662, 263054, 273460, 334796, 382844, 418495, 478555, 491324, 526108, 614155, 657635, 836990, 859817, 920689, 957110, 1228310, 1315270, 1351141, 1673980, 1719634, 1841378, 1914220, 2456620, 2630540, 2702282, 3439268, 3682756, 4299085, 4603445, 5404564, 6755705, 8598170, 9206890, 9457987, 13511410, 14862551, 17196340, 18413780, 18915974, 27022820, 29725102, 37831948, 47289935, 59450204, 74312755, 94579870, 104037857, 148625510, 189159740, 208075714, 297251020, 416151428, 520189285, 1040378570, 2080757140]

約数ペア:

[(1, 2080757140), (2, 1040378570), (4, 520189285), (5, 416151428), (7, 297251020), (10, 208075714), (11, 189159740), (14, 148625510), (20, 104037857), (22, 94579870), (28, 74312755), (35, 59450204), (44, 47289935), (55, 37831948), (70, 29725102), (77, 27022820), (110, 18915974), (113, 18413780), (121, 17196340), (140, 14862551), (154, 13511410), (220, 9457987), (226, 9206890), (242, 8598170), (308, 6755705), (385, 5404564), (452, 4603445), (484, 4299085), (565, 3682756), (605, 3439268), (770, 2702282), (791, 2630540), (847, 2456620), (1087, 1914220), (1130, 1841378), (1210, 1719634), (1243, 1673980), (1540, 1351141), (1582, 1315270), (1694, 1228310), (2174, 957110), (2260, 920689), (2420, 859817), (2486, 836990), (3164, 657635), (3388, 614155), (3955, 526108), (4235, 491324), (4348, 478555), (4972, 418495), (5435, 382844), (6215, 334796), (7609, 273460), (7910, 263054), (8470, 245662), (8701, 239140), (10870, 191422), (11957, 174020), (12430, 167398), (13673, 152180), (15218, 136730), (15820, 131527), (16940, 122831), (17402, 119570), (21740, 95711), (23914, 87010), (24860, 83699), (27346, 76090), (30436, 68365), (34804, 59785), (38045, 54692), (43505, 47828)]