20243672020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{62639}}^1$

素因数の和:62785

約数の個数: 96

約数和(自身を含む): 50386613760

約数和(自身を除く): 30142941740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 113, 130, 143, 220, 226, 260, 286, 452, 565, 572, 715, 1130, 1243, 1430, 1469, 2260, 2486, 2860, 2938, 4972, 5876, 6215, 7345, 12430, 14690, 16159, 24860, 29380, 32318, 62639, 64636, 80795, 125278, 161590, 250556, 313195, 323180, 626390, 689029, 814307, 1252780, 1378058, 1628614, 2756116, 3257228, 3445145, 4071535, 6890290, 7078207, 8143070, 8957377, 13780580, 14156414, 16286140, 17914754, 28312828, 35391035, 35829508, 44786885, 70782070, 77860277, 89573770, 92016691, 141564140, 155720554, 179147540, 184033382, 311441108, 368066764, 389301385, 460083455, 778602770, 920166910, 1012183601, 1557205540, 1840333820, 2024367202, 4048734404, 5060918005, 10121836010, 20243672020]

約数ペア:

[(1, 20243672020), (2, 10121836010), (4, 5060918005), (5, 4048734404), (10, 2024367202), (11, 1840333820), (13, 1557205540), (20, 1012183601), (22, 920166910), (26, 778602770), (44, 460083455), (52, 389301385), (55, 368066764), (65, 311441108), (110, 184033382), (113, 179147540), (130, 155720554), (143, 141564140), (220, 92016691), (226, 89573770), (260, 77860277), (286, 70782070), (452, 44786885), (565, 35829508), (572, 35391035), (715, 28312828), (1130, 17914754), (1243, 16286140), (1430, 14156414), (1469, 13780580), (2260, 8957377), (2486, 8143070), (2860, 7078207), (2938, 6890290), (4972, 4071535), (5876, 3445145), (6215, 3257228), (7345, 2756116), (12430, 1628614), (14690, 1378058), (16159, 1252780), (24860, 814307), (29380, 689029), (32318, 626390), (62639, 323180), (64636, 313195), (80795, 250556), (125278, 161590)]