2036080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 4892544

約数和(自身を除く): 2856464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 821, 1240, 1642, 2480, 3284, 4105, 6568, 8210, 13136, 16420, 25451, 32840, 50902, 65680, 101804, 127255, 203608, 254510, 407216, 509020, 1018040, 2036080]

約数ペア:

[(1, 2036080), (2, 1018040), (4, 509020), (5, 407216), (8, 254510), (10, 203608), (16, 127255), (20, 101804), (31, 65680), (40, 50902), (62, 32840), (80, 25451), (124, 16420), (155, 13136), (248, 8210), (310, 6568), (496, 4105), (620, 3284), (821, 2480), (1240, 1642)]