40391872

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:653

約数の個数: 56

約数和(自身を含む): 85953600

約数和(自身を除く): 45561728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 64, 76, 118, 152, 236, 304, 472, 563, 608, 944, 1121, 1126, 1216, 1888, 2242, 2252, 3776, 4484, 4504, 8968, 9008, 10697, 17936, 18016, 21394, 33217, 35872, 36032, 42788, 66434, 71744, 85576, 132868, 171152, 265736, 342304, 531472, 631123, 684608, 1062944, 1262246, 2125888, 2524492, 5048984, 10097968, 20195936, 40391872]

約数ペア:

[(1, 40391872), (2, 20195936), (4, 10097968), (8, 5048984), (16, 2524492), (19, 2125888), (32, 1262246), (38, 1062944), (59, 684608), (64, 631123), (76, 531472), (118, 342304), (152, 265736), (236, 171152), (304, 132868), (472, 85576), (563, 71744), (608, 66434), (944, 42788), (1121, 36032), (1126, 35872), (1216, 33217), (1888, 21394), (2242, 18016), (2252, 17936), (3776, 10697), (4484, 9008), (4504, 8968)]