1831209680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{738391}}^1$

素因数の和:738435

約数の個数: 40

約数和(自身を含む): 4394909184

約数和(自身を除く): 2563699504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 738391, 1476782, 2953564, 3691955, 5907128, 7383910, 11814256, 14767820, 22890121, 29535640, 45780242, 59071280, 91560484, 114450605, 183120968, 228901210, 366241936, 457802420, 915604840, 1831209680]

約数ペア:

[(1, 1831209680), (2, 915604840), (4, 457802420), (5, 366241936), (8, 228901210), (10, 183120968), (16, 114450605), (20, 91560484), (31, 59071280), (40, 45780242), (62, 29535640), (80, 22890121), (124, 14767820), (155, 11814256), (248, 7383910), (310, 5907128), (496, 3691955), (620, 2953564), (1240, 1476782), (2480, 738391)]