381058840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3691}}^1$

素因数の和:3820

約数の個数: 64

約数和(自身を含む): 897156000

約数和(自身を除く): 516097160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1780, 2581, 3560, 3691, 5162, 7382, 10324, 12905, 14764, 18455, 20648, 25810, 29528, 36910, 51620, 73820, 103240, 107039, 147640, 214078, 328499, 428156, 535195, 656998, 856312, 1070390, 1313996, 1642495, 2140780, 2627992, 3284990, 4281560, 6569980, 9526471, 13139960, 19052942, 38105884, 47632355, 76211768, 95264710, 190529420, 381058840]

約数ペア:

[(1, 381058840), (2, 190529420), (4, 95264710), (5, 76211768), (8, 47632355), (10, 38105884), (20, 19052942), (29, 13139960), (40, 9526471), (58, 6569980), (89, 4281560), (116, 3284990), (145, 2627992), (178, 2140780), (232, 1642495), (290, 1313996), (356, 1070390), (445, 856312), (580, 656998), (712, 535195), (890, 428156), (1160, 328499), (1780, 214078), (2581, 147640), (3560, 107039), (3691, 103240), (5162, 73820), (7382, 51620), (10324, 36910), (12905, 29528), (14764, 25810), (18455, 20648)]