405629560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{5119}}^1$

素因数の和:5420

約数の個数: 64

約数和(自身を含む): 1046937600

約数和(自身を除く): 641308040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 1132, 1415, 1981, 2264, 2830, 3962, 5119, 5660, 7924, 9905, 10238, 11320, 15848, 19810, 20476, 25595, 35833, 39620, 40952, 51190, 71666, 79240, 102380, 143332, 179165, 204760, 286664, 358330, 716660, 1433320, 1448677, 2897354, 5794708, 7243385, 10140739, 11589416, 14486770, 20281478, 28973540, 40562956, 50703695, 57947080, 81125912, 101407390, 202814780, 405629560]

約数ペア:

[(1, 405629560), (2, 202814780), (4, 101407390), (5, 81125912), (7, 57947080), (8, 50703695), (10, 40562956), (14, 28973540), (20, 20281478), (28, 14486770), (35, 11589416), (40, 10140739), (56, 7243385), (70, 5794708), (140, 2897354), (280, 1448677), (283, 1433320), (566, 716660), (1132, 358330), (1415, 286664), (1981, 204760), (2264, 179165), (2830, 143332), (3962, 102380), (5119, 79240), (5660, 71666), (7924, 51190), (9905, 40952), (10238, 39620), (11320, 35833), (15848, 25595), (19810, 20476)]