20080357260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1\times {\mathrm{4519}}^1$

素因数の和:6951

約数の個数: 96

約数和(自身を含む): 58075852800

約数和(自身を除く): 37995495540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 2389, 4519, 4778, 7167, 9038, 9556, 11945, 13557, 14334, 18076, 22595, 23890, 27114, 28668, 35835, 45190, 47780, 54228, 67785, 71670, 74059, 90380, 135570, 140089, 143340, 148118, 222177, 271140, 280178, 296236, 370295, 420267, 444354, 560356, 700445, 740590, 840534, 888708, 1110885, 1400890, 1481180, 1681068, 2101335, 2221770, 2801780, 4202670, 4443540, 8405340, 10795891, 21591782, 32387673, 43183564, 53979455, 64775346, 107958910, 129550692, 161938365, 215917820, 323876730, 334672621, 647753460, 669345242, 1004017863, 1338690484, 1673363105, 2008035726, 3346726210, 4016071452, 5020089315, 6693452420, 10040178630, 20080357260]

約数ペア:

[(1, 20080357260), (2, 10040178630), (3, 6693452420), (4, 5020089315), (5, 4016071452), (6, 3346726210), (10, 2008035726), (12, 1673363105), (15, 1338690484), (20, 1004017863), (30, 669345242), (31, 647753460), (60, 334672621), (62, 323876730), (93, 215917820), (124, 161938365), (155, 129550692), (186, 107958910), (310, 64775346), (372, 53979455), (465, 43183564), (620, 32387673), (930, 21591782), (1860, 10795891), (2389, 8405340), (4519, 4443540), (4778, 4202670), (7167, 2801780), (9038, 2221770), (9556, 2101335), (11945, 1681068), (13557, 1481180), (14334, 1400890), (18076, 1110885), (22595, 888708), (23890, 840534), (27114, 740590), (28668, 700445), (35835, 560356), (45190, 444354), (47780, 420267), (54228, 370295), (67785, 296236), (71670, 280178), (74059, 271140), (90380, 222177), (135570, 148118), (140089, 143340)]