1914220

素因数分解:

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

素因数の和:151

約数の個数: 72

約数和(自身を含む): 5094432

約数和(自身を除く): 3180212

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, 1130, 1210, 1243, 1540, 1582, 1694, 2260, 2420, 2486, 3164, 3388, 3955, 4235, 4972, 6215, 7910, 8470, 8701, 12430, 13673, 15820, 16940, 17402, 24860, 27346, 34804, 43505, 54692, 68365, 87010, 95711, 136730, 174020, 191422, 273460, 382844, 478555, 957110, 1914220]

約数ペア:

[(1, 1914220), (2, 957110), (4, 478555), (5, 382844), (7, 273460), (10, 191422), (11, 174020), (14, 136730), (20, 95711), (22, 87010), (28, 68365), (35, 54692), (44, 43505), (55, 34804), (70, 27346), (77, 24860), (110, 17402), (113, 16940), (121, 15820), (140, 13673), (154, 12430), (220, 8701), (226, 8470), (242, 7910), (308, 6215), (385, 4972), (452, 4235), (484, 3955), (565, 3388), (605, 3164), (770, 2486), (791, 2420), (847, 2260), (1130, 1694), (1210, 1582), (1243, 1540)]