115479920

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2089}}^1$

素因数の和:2793

約数の個数: 40

約数和(自身を含む): 269008080

約数和(自身を除く): 153528160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 2089, 2764, 3455, 4178, 5528, 6910, 8356, 10445, 11056, 13820, 16712, 20890, 27640, 33424, 41780, 55280, 83560, 167120, 1443499, 2886998, 5773996, 7217495, 11547992, 14434990, 23095984, 28869980, 57739960, 115479920]

約数ペア:

[(1, 115479920), (2, 57739960), (4, 28869980), (5, 23095984), (8, 14434990), (10, 11547992), (16, 7217495), (20, 5773996), (40, 2886998), (80, 1443499), (691, 167120), (1382, 83560), (2089, 55280), (2764, 41780), (3455, 33424), (4178, 27640), (5528, 20890), (6910, 16712), (8356, 13820), (10445, 11056)]