20683260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8839}}^1$

素因数の和:8867

約数の個数: 72

約数和(自身を含む): 67572960

約数和(自身を除く): 46889700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8839, 17678, 26517, 35356, 44195, 53034, 79551, 88390, 106068, 114907, 132585, 159102, 176780, 229814, 265170, 318204, 344721, 397755, 459628, 530340, 574535, 689442, 795510, 1034163, 1149070, 1378884, 1591020, 1723605, 2068326, 2298140, 3447210, 4136652, 5170815, 6894420, 10341630, 20683260]

約数ペア:

[(1, 20683260), (2, 10341630), (3, 6894420), (4, 5170815), (5, 4136652), (6, 3447210), (9, 2298140), (10, 2068326), (12, 1723605), (13, 1591020), (15, 1378884), (18, 1149070), (20, 1034163), (26, 795510), (30, 689442), (36, 574535), (39, 530340), (45, 459628), (52, 397755), (60, 344721), (65, 318204), (78, 265170), (90, 229814), (117, 176780), (130, 159102), (156, 132585), (180, 114907), (195, 106068), (234, 88390), (260, 79551), (390, 53034), (468, 44195), (585, 35356), (780, 26517), (1170, 17678), (2340, 8839)]