202323940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15917

約数の個数: 72

約数和(自身を含む): 532301112

約数和(自身を除く): 329977172

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 15881, 31762, 63524, 79405, 111167, 158810, 206453, 222334, 317620, 412906, 444668, 555835, 778169, 825812, 1032265, 1111670, 1445171, 1556338, 2064530, 2223340, 2890342, 3112676, 3890845, 4129060, 5780684, 7225855, 7781690, 10116197, 14451710, 15563380, 20232394, 28903420, 40464788, 50580985, 101161970, 202323940]

約数ペア:

[(1, 202323940), (2, 101161970), (4, 50580985), (5, 40464788), (7, 28903420), (10, 20232394), (13, 15563380), (14, 14451710), (20, 10116197), (26, 7781690), (28, 7225855), (35, 5780684), (49, 4129060), (52, 3890845), (65, 3112676), (70, 2890342), (91, 2223340), (98, 2064530), (130, 1556338), (140, 1445171), (182, 1111670), (196, 1032265), (245, 825812), (260, 778169), (364, 555835), (455, 444668), (490, 412906), (637, 317620), (910, 222334), (980, 206453), (1274, 158810), (1820, 111167), (2548, 79405), (3185, 63524), (6370, 31762), (12740, 15881)]