40399424

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{823}}^1$

素因数の和:907

約数の個数: 56

約数和(自身を含む): 87904320

約数和(自身を除く): 47504896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 208, 236, 416, 472, 767, 823, 832, 944, 1534, 1646, 1888, 3068, 3292, 3776, 6136, 6584, 10699, 12272, 13168, 21398, 24544, 26336, 42796, 48557, 49088, 52672, 85592, 97114, 171184, 194228, 342368, 388456, 631241, 684736, 776912, 1262482, 1553824, 2524964, 3107648, 5049928, 10099856, 20199712, 40399424]

約数ペア:

[(1, 40399424), (2, 20199712), (4, 10099856), (8, 5049928), (13, 3107648), (16, 2524964), (26, 1553824), (32, 1262482), (52, 776912), (59, 684736), (64, 631241), (104, 388456), (118, 342368), (208, 194228), (236, 171184), (416, 97114), (472, 85592), (767, 52672), (823, 49088), (832, 48557), (944, 42796), (1534, 26336), (1646, 24544), (1888, 21398), (3068, 13168), (3292, 12272), (3776, 10699), (6136, 6584)]