401397880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2671}}^1$

素因数の和:2729

約数の個数: 96

約数和(自身を含む): 1033583040

約数和(自身を除く): 632185160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 289, 340, 442, 520, 578, 680, 884, 1105, 1156, 1445, 1768, 2210, 2312, 2671, 2890, 3757, 4420, 5342, 5780, 7514, 8840, 10684, 11560, 13355, 15028, 18785, 21368, 26710, 30056, 34723, 37570, 45407, 53420, 69446, 75140, 90814, 106840, 138892, 150280, 173615, 181628, 227035, 277784, 347230, 363256, 454070, 590291, 694460, 771919, 908140, 1180582, 1388920, 1543838, 1816280, 2361164, 2951455, 3087676, 3859595, 4722328, 5902910, 6175352, 7719190, 10034947, 11805820, 15438380, 20069894, 23611640, 30876760, 40139788, 50174735, 80279576, 100349470, 200698940, 401397880]

約数ペア:

[(1, 401397880), (2, 200698940), (4, 100349470), (5, 80279576), (8, 50174735), (10, 40139788), (13, 30876760), (17, 23611640), (20, 20069894), (26, 15438380), (34, 11805820), (40, 10034947), (52, 7719190), (65, 6175352), (68, 5902910), (85, 4722328), (104, 3859595), (130, 3087676), (136, 2951455), (170, 2361164), (221, 1816280), (260, 1543838), (289, 1388920), (340, 1180582), (442, 908140), (520, 771919), (578, 694460), (680, 590291), (884, 454070), (1105, 363256), (1156, 347230), (1445, 277784), (1768, 227035), (2210, 181628), (2312, 173615), (2671, 150280), (2890, 138892), (3757, 106840), (4420, 90814), (5342, 75140), (5780, 69446), (7514, 53420), (8840, 45407), (10684, 37570), (11560, 34723), (13355, 30056), (15028, 26710), (18785, 21368)]