478005740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{953}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 1038562560

約数和(自身を除く): 560556820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 809, 953, 1618, 1906, 3236, 3812, 4045, 4765, 8090, 9530, 16180, 19060, 25079, 29543, 50158, 59086, 100316, 118172, 125395, 147715, 250790, 295430, 501580, 590860, 770977, 1541954, 3083908, 3854885, 7709770, 15419540, 23900287, 47800574, 95601148, 119501435, 239002870, 478005740]

約数ペア:

[(1, 478005740), (2, 239002870), (4, 119501435), (5, 95601148), (10, 47800574), (20, 23900287), (31, 15419540), (62, 7709770), (124, 3854885), (155, 3083908), (310, 1541954), (620, 770977), (809, 590860), (953, 501580), (1618, 295430), (1906, 250790), (3236, 147715), (3812, 125395), (4045, 118172), (4765, 100316), (8090, 59086), (9530, 50158), (16180, 29543), (19060, 25079)]