40278080

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:867

約数の個数: 56

約数和(自身を含む): 96560640

約数和(自身を除く): 56282560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 320, 382, 659, 764, 955, 1318, 1528, 1910, 2636, 3056, 3295, 3820, 5272, 6112, 6590, 7640, 10544, 12224, 13180, 15280, 21088, 26360, 30560, 42176, 52720, 61120, 105440, 125869, 210880, 251738, 503476, 629345, 1006952, 1258690, 2013904, 2517380, 4027808, 5034760, 8055616, 10069520, 20139040, 40278080]

約数ペア:

[(1, 40278080), (2, 20139040), (4, 10069520), (5, 8055616), (8, 5034760), (10, 4027808), (16, 2517380), (20, 2013904), (32, 1258690), (40, 1006952), (64, 629345), (80, 503476), (160, 251738), (191, 210880), (320, 125869), (382, 105440), (659, 61120), (764, 52720), (955, 42176), (1318, 30560), (1528, 26360), (1910, 21088), (2636, 15280), (3056, 13180), (3295, 12224), (3820, 10544), (5272, 7640), (6112, 6590)]