2006157020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:1028

約数の個数: 144

約数和(自身を含む): 5121359712

約数和(自身を除く): 3115202692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 61, 70, 74, 98, 122, 140, 148, 185, 196, 244, 245, 259, 305, 370, 427, 490, 518, 610, 740, 854, 907, 980, 1036, 1220, 1295, 1708, 1813, 1814, 2135, 2257, 2590, 2989, 3626, 3628, 4270, 4514, 4535, 5180, 5978, 6349, 7252, 8540, 9028, 9065, 9070, 11285, 11956, 12698, 14945, 15799, 18130, 18140, 22570, 25396, 29890, 31598, 31745, 33559, 36260, 44443, 45140, 55327, 59780, 63196, 63490, 67118, 78995, 88886, 110593, 110654, 126980, 134236, 157990, 167795, 177772, 221186, 221308, 222215, 234913, 276635, 315980, 335590, 387289, 442372, 444430, 469826, 552965, 553270, 671180, 774578, 888860, 939652, 1105930, 1106540, 1174565, 1549156, 1644391, 1936445, 2047099, 2211860, 2349130, 2711023, 3288782, 3872890, 4094198, 4698260, 5422046, 6577564, 7745780, 8188396, 8221955, 10235495, 10844092, 13555115, 14329693, 16443910, 20470990, 27110230, 28659386, 32887820, 40941980, 54220460, 57318772, 71648465, 100307851, 143296930, 200615702, 286593860, 401231404, 501539255, 1003078510, 2006157020]

約数ペア:

[(1, 2006157020), (2, 1003078510), (4, 501539255), (5, 401231404), (7, 286593860), (10, 200615702), (14, 143296930), (20, 100307851), (28, 71648465), (35, 57318772), (37, 54220460), (49, 40941980), (61, 32887820), (70, 28659386), (74, 27110230), (98, 20470990), (122, 16443910), (140, 14329693), (148, 13555115), (185, 10844092), (196, 10235495), (244, 8221955), (245, 8188396), (259, 7745780), (305, 6577564), (370, 5422046), (427, 4698260), (490, 4094198), (518, 3872890), (610, 3288782), (740, 2711023), (854, 2349130), (907, 2211860), (980, 2047099), (1036, 1936445), (1220, 1644391), (1295, 1549156), (1708, 1174565), (1813, 1106540), (1814, 1105930), (2135, 939652), (2257, 888860), (2590, 774578), (2989, 671180), (3626, 553270), (3628, 552965), (4270, 469826), (4514, 444430), (4535, 442372), (5180, 387289), (5978, 335590), (6349, 315980), (7252, 276635), (8540, 234913), (9028, 222215), (9065, 221308), (9070, 221186), (11285, 177772), (11956, 167795), (12698, 157990), (14945, 134236), (15799, 126980), (18130, 110654), (18140, 110593), (22570, 88886), (25396, 78995), (29890, 67118), (31598, 63490), (31745, 63196), (33559, 59780), (36260, 55327), (44443, 45140)]