200939420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1129}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 461311200

約数和(自身を除く): 260371780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 809, 1129, 1618, 2258, 3236, 4045, 4516, 5645, 8090, 8899, 11290, 12419, 16180, 17798, 22580, 24838, 35596, 44495, 49676, 62095, 88990, 124190, 177980, 248380, 913361, 1826722, 3653444, 4566805, 9133610, 10046971, 18267220, 20093942, 40187884, 50234855, 100469710, 200939420]

約数ペア:

[(1, 200939420), (2, 100469710), (4, 50234855), (5, 40187884), (10, 20093942), (11, 18267220), (20, 10046971), (22, 9133610), (44, 4566805), (55, 3653444), (110, 1826722), (220, 913361), (809, 248380), (1129, 177980), (1618, 124190), (2258, 88990), (3236, 62095), (4045, 49676), (4516, 44495), (5645, 35596), (8090, 24838), (8899, 22580), (11290, 17798), (12419, 16180)]