20143260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2381}}^1$

素因数の和:2443

約数の個数: 72

約数和(自身を含む): 62427456

約数和(自身を除く): 42284196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2381, 2820, 4230, 4762, 7143, 8460, 9524, 11905, 14286, 21429, 23810, 28572, 35715, 42858, 47620, 71430, 85716, 107145, 111907, 142860, 214290, 223814, 335721, 428580, 447628, 559535, 671442, 1007163, 1119070, 1342884, 1678605, 2014326, 2238140, 3357210, 4028652, 5035815, 6714420, 10071630, 20143260]

約数ペア:

[(1, 20143260), (2, 10071630), (3, 6714420), (4, 5035815), (5, 4028652), (6, 3357210), (9, 2238140), (10, 2014326), (12, 1678605), (15, 1342884), (18, 1119070), (20, 1007163), (30, 671442), (36, 559535), (45, 447628), (47, 428580), (60, 335721), (90, 223814), (94, 214290), (141, 142860), (180, 111907), (188, 107145), (235, 85716), (282, 71430), (423, 47620), (470, 42858), (564, 35715), (705, 28572), (846, 23810), (940, 21429), (1410, 14286), (1692, 11905), (2115, 9524), (2381, 8460), (2820, 7143), (4230, 4762)]