40861040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 105528960

約数和(自身を除く): 64667920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 787, 880, 944, 1180, 1298, 1574, 2360, 2596, 3148, 3245, 3935, 4720, 5192, 6296, 6490, 7870, 8657, 10384, 12592, 12980, 15740, 17314, 25960, 31480, 34628, 43285, 46433, 51920, 62960, 69256, 86570, 92866, 138512, 173140, 185732, 232165, 346280, 371464, 464330, 510763, 692560, 742928, 928660, 1021526, 1857320, 2043052, 2553815, 3714640, 4086104, 5107630, 8172208, 10215260, 20430520, 40861040]

約数ペア:

[(1, 40861040), (2, 20430520), (4, 10215260), (5, 8172208), (8, 5107630), (10, 4086104), (11, 3714640), (16, 2553815), (20, 2043052), (22, 1857320), (40, 1021526), (44, 928660), (55, 742928), (59, 692560), (80, 510763), (88, 464330), (110, 371464), (118, 346280), (176, 232165), (220, 185732), (236, 173140), (295, 138512), (440, 92866), (472, 86570), (590, 69256), (649, 62960), (787, 51920), (880, 46433), (944, 43285), (1180, 34628), (1298, 31480), (1574, 25960), (2360, 17314), (2596, 15740), (3148, 12980), (3245, 12592), (3935, 10384), (4720, 8657), (5192, 7870), (6296, 6490)]