201976406020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1910123}}^1$

素因数の和:1910460

約数の個数: 48

約数和(自身を含む): 450544768128

約数和(自身を除く): 248568362108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 311, 340, 622, 1244, 1555, 3110, 5287, 6220, 10574, 21148, 26435, 52870, 105740, 1910123, 3820246, 7640492, 9550615, 19101230, 32472091, 38202460, 64944182, 129888364, 162360455, 324720910, 594048253, 649441820, 1188096506, 2376193012, 2970241265, 5940482530, 10098820301, 11880965060, 20197640602, 40395281204, 50494101505, 100988203010, 201976406020]

約数ペア:

[(1, 201976406020), (2, 100988203010), (4, 50494101505), (5, 40395281204), (10, 20197640602), (17, 11880965060), (20, 10098820301), (34, 5940482530), (68, 2970241265), (85, 2376193012), (170, 1188096506), (311, 649441820), (340, 594048253), (622, 324720910), (1244, 162360455), (1555, 129888364), (3110, 64944182), (5287, 38202460), (6220, 32472091), (10574, 19101230), (21148, 9550615), (26435, 7640492), (52870, 3820246), (105740, 1910123)]