902507980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3041}}^1$

素因数の和:3151

約数の個数: 96

約数和(自身を含む): 2207761920

約数和(自身を除く): 1305253940

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 71, 76, 95, 110, 142, 190, 209, 220, 284, 355, 380, 418, 710, 781, 836, 1045, 1349, 1420, 1562, 2090, 2698, 3041, 3124, 3905, 4180, 5396, 6082, 6745, 7810, 12164, 13490, 14839, 15205, 15620, 26980, 29678, 30410, 33451, 57779, 59356, 60820, 66902, 74195, 115558, 133804, 148390, 167255, 215911, 231116, 288895, 296780, 334510, 431822, 577790, 635569, 669020, 863644, 1079555, 1155580, 1271138, 2159110, 2375021, 2542276, 3177845, 4102309, 4318220, 4750042, 6355690, 8204618, 9500084, 11875105, 12711380, 16409236, 20511545, 23750210, 41023090, 45125399, 47500420, 82046180, 90250798, 180501596, 225626995, 451253990, 902507980]

約数ペア:

[(1, 902507980), (2, 451253990), (4, 225626995), (5, 180501596), (10, 90250798), (11, 82046180), (19, 47500420), (20, 45125399), (22, 41023090), (38, 23750210), (44, 20511545), (55, 16409236), (71, 12711380), (76, 11875105), (95, 9500084), (110, 8204618), (142, 6355690), (190, 4750042), (209, 4318220), (220, 4102309), (284, 3177845), (355, 2542276), (380, 2375021), (418, 2159110), (710, 1271138), (781, 1155580), (836, 1079555), (1045, 863644), (1349, 669020), (1420, 635569), (1562, 577790), (2090, 431822), (2698, 334510), (3041, 296780), (3124, 288895), (3905, 231116), (4180, 215911), (5396, 167255), (6082, 148390), (6745, 133804), (7810, 115558), (12164, 74195), (13490, 66902), (14839, 60820), (15205, 59356), (15620, 57779), (26980, 33451), (29678, 30410)]