22173680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8941}}^1$

素因数の和:8985

約数の個数: 40

約数和(自身を含む): 53222784

約数和(自身を除く): 31049104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 8941, 17882, 35764, 44705, 71528, 89410, 143056, 178820, 277171, 357640, 554342, 715280, 1108684, 1385855, 2217368, 2771710, 4434736, 5543420, 11086840, 22173680]

約数ペア:

[(1, 22173680), (2, 11086840), (4, 5543420), (5, 4434736), (8, 2771710), (10, 2217368), (16, 1385855), (20, 1108684), (31, 715280), (40, 554342), (62, 357640), (80, 277171), (124, 178820), (155, 143056), (248, 89410), (310, 71528), (496, 44705), (620, 35764), (1240, 17882), (2480, 8941)]