20197473950

素因数分解:

$2^1\times 5^2\times {\mathrm{179}}^1\times {\mathrm{947}}^1\times {\mathrm{2383}}^1$

素因数の和:3521

約数の個数: 48

約数和(自身を含む): 37832935680

約数和(自身を除く): 17635461730

約数列:

[1, 2, 5, 10, 25, 50, 179, 358, 895, 947, 1790, 1894, 2383, 4475, 4735, 4766, 8950, 9470, 11915, 23675, 23830, 47350, 59575, 119150, 169513, 339026, 426557, 847565, 853114, 1695130, 2132785, 2256701, 4237825, 4265570, 4513402, 8475650, 10663925, 11283505, 21327850, 22567010, 56417525, 112835050, 403949479, 807898958, 2019747395, 4039494790, 10098736975, 20197473950]

約数ペア:

[(1, 20197473950), (2, 10098736975), (5, 4039494790), (10, 2019747395), (25, 807898958), (50, 403949479), (179, 112835050), (358, 56417525), (895, 22567010), (947, 21327850), (1790, 11283505), (1894, 10663925), (2383, 8475650), (4475, 4513402), (4735, 4265570), (4766, 4237825), (8950, 2256701), (9470, 2132785), (11915, 1695130), (23675, 853114), (23830, 847565), (47350, 426557), (59575, 339026), (119150, 169513)]