1079840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 2707992

約数和(自身を除く): 1628152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 397, 544, 680, 794, 1360, 1588, 1985, 2720, 3176, 3970, 6352, 6749, 7940, 12704, 13498, 15880, 26996, 31760, 33745, 53992, 63520, 67490, 107984, 134980, 215968, 269960, 539920, 1079840]

約数ペア:

[(1, 1079840), (2, 539920), (4, 269960), (5, 215968), (8, 134980), (10, 107984), (16, 67490), (17, 63520), (20, 53992), (32, 33745), (34, 31760), (40, 26996), (68, 15880), (80, 13498), (85, 12704), (136, 7940), (160, 6749), (170, 6352), (272, 3970), (340, 3176), (397, 2720), (544, 1985), (680, 1588), (794, 1360)]