20267730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 61461504

約数和(自身を除く): 41193774

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 53, 63, 70, 90, 105, 106, 126, 159, 210, 265, 315, 318, 371, 477, 530, 607, 630, 742, 795, 954, 1113, 1214, 1590, 1821, 1855, 2226, 2385, 3035, 3339, 3642, 3710, 4249, 4770, 5463, 5565, 6070, 6678, 8498, 9105, 10926, 11130, 12747, 16695, 18210, 21245, 25494, 27315, 32171, 33390, 38241, 42490, 54630, 63735, 64342, 76482, 96513, 127470, 160855, 191205, 193026, 225197, 289539, 321710, 382410, 450394, 482565, 579078, 675591, 965130, 1125985, 1351182, 1447695, 2026773, 2251970, 2895390, 3377955, 4053546, 6755910, 10133865, 20267730]

約数ペア:

[(1, 20267730), (2, 10133865), (3, 6755910), (5, 4053546), (6, 3377955), (7, 2895390), (9, 2251970), (10, 2026773), (14, 1447695), (15, 1351182), (18, 1125985), (21, 965130), (30, 675591), (35, 579078), (42, 482565), (45, 450394), (53, 382410), (63, 321710), (70, 289539), (90, 225197), (105, 193026), (106, 191205), (126, 160855), (159, 127470), (210, 96513), (265, 76482), (315, 64342), (318, 63735), (371, 54630), (477, 42490), (530, 38241), (607, 33390), (630, 32171), (742, 27315), (795, 25494), (954, 21245), (1113, 18210), (1214, 16695), (1590, 12747), (1821, 11130), (1855, 10926), (2226, 9105), (2385, 8498), (3035, 6678), (3339, 6070), (3642, 5565), (3710, 5463), (4249, 4770)]