2005213080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1285393}}^1$

素因数の和:1285420

約数の個数: 64

約数和(自身を含む): 6478385760

約数和(自身を除く): 4473172680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1285393, 2570786, 3856179, 5141572, 6426965, 7712358, 10283144, 12853930, 15424716, 16710109, 19280895, 25707860, 30849432, 33420218, 38561790, 50130327, 51415720, 66840436, 77123580, 83550545, 100260654, 133680872, 154247160, 167101090, 200521308, 250651635, 334202180, 401042616, 501303270, 668404360, 1002606540, 2005213080]

約数ペア:

[(1, 2005213080), (2, 1002606540), (3, 668404360), (4, 501303270), (5, 401042616), (6, 334202180), (8, 250651635), (10, 200521308), (12, 167101090), (13, 154247160), (15, 133680872), (20, 100260654), (24, 83550545), (26, 77123580), (30, 66840436), (39, 51415720), (40, 50130327), (52, 38561790), (60, 33420218), (65, 30849432), (78, 25707860), (104, 19280895), (120, 16710109), (130, 15424716), (156, 12853930), (195, 10283144), (260, 7712358), (312, 6426965), (390, 5141572), (520, 3856179), (780, 2570786), (1560, 1285393)]