40537980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32173}}^1$

素因数の和:32195

約数の個数: 72

約数和(自身を含む): 140536032

約数和(自身を除く): 99998052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32173, 64346, 96519, 128692, 160865, 193038, 225211, 289557, 321730, 386076, 450422, 482595, 579114, 643460, 675633, 900844, 965190, 1126055, 1158228, 1351266, 1447785, 1930380, 2026899, 2252110, 2702532, 2895570, 3378165, 4053798, 4504220, 5791140, 6756330, 8107596, 10134495, 13512660, 20268990, 40537980]

約数ペア:

[(1, 40537980), (2, 20268990), (3, 13512660), (4, 10134495), (5, 8107596), (6, 6756330), (7, 5791140), (9, 4504220), (10, 4053798), (12, 3378165), (14, 2895570), (15, 2702532), (18, 2252110), (20, 2026899), (21, 1930380), (28, 1447785), (30, 1351266), (35, 1158228), (36, 1126055), (42, 965190), (45, 900844), (60, 675633), (63, 643460), (70, 579114), (84, 482595), (90, 450422), (105, 386076), (126, 321730), (140, 289557), (180, 225211), (210, 193038), (252, 160865), (315, 128692), (420, 96519), (630, 64346), (1260, 32173)]