20671036740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{83641}}^1$

素因数の和:85029

約数の個数: 72

約数和(自身を含む): 62748562968

約数和(自身を除く): 42077526228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1373, 2746, 4119, 5492, 6865, 8238, 12357, 13730, 16476, 20595, 24714, 27460, 41190, 49428, 61785, 82380, 83641, 123570, 167282, 247140, 250923, 334564, 418205, 501846, 752769, 836410, 1003692, 1254615, 1505538, 1672820, 2509230, 3011076, 3763845, 5018460, 7527690, 15055380, 114839093, 229678186, 344517279, 459356372, 574195465, 689034558, 1033551837, 1148390930, 1378069116, 1722586395, 2067103674, 2296781860, 3445172790, 4134207348, 5167759185, 6890345580, 10335518370, 20671036740]

約数ペア:

[(1, 20671036740), (2, 10335518370), (3, 6890345580), (4, 5167759185), (5, 4134207348), (6, 3445172790), (9, 2296781860), (10, 2067103674), (12, 1722586395), (15, 1378069116), (18, 1148390930), (20, 1033551837), (30, 689034558), (36, 574195465), (45, 459356372), (60, 344517279), (90, 229678186), (180, 114839093), (1373, 15055380), (2746, 7527690), (4119, 5018460), (5492, 3763845), (6865, 3011076), (8238, 2509230), (12357, 1672820), (13730, 1505538), (16476, 1254615), (20595, 1003692), (24714, 836410), (27460, 752769), (41190, 501846), (49428, 418205), (61785, 334564), (82380, 250923), (83641, 247140), (123570, 167282)]