74038640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71191}}^1$

素因数の和:71217

約数の個数: 40

約数和(自身を含む): 185383968

約数和(自身を除く): 111345328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71191, 142382, 284764, 355955, 569528, 711910, 925483, 1139056, 1423820, 1850966, 2847640, 3701932, 4627415, 5695280, 7403864, 9254830, 14807728, 18509660, 37019320, 74038640]

約数ペア:

[(1, 74038640), (2, 37019320), (4, 18509660), (5, 14807728), (8, 9254830), (10, 7403864), (13, 5695280), (16, 4627415), (20, 3701932), (26, 2847640), (40, 1850966), (52, 1423820), (65, 1139056), (80, 925483), (104, 711910), (130, 569528), (208, 355955), (260, 284764), (520, 142382), (1040, 71191)]