2005034864

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{9467}}^1$

素因数の和:9574

約数の個数: 80

約数和(自身を含む): 4658558976

約数和(自身を除く): 2653524112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 427, 434, 488, 496, 854, 868, 976, 1708, 1736, 1891, 3416, 3472, 3782, 6832, 7564, 9467, 13237, 15128, 18934, 26474, 30256, 37868, 52948, 66269, 75736, 105896, 132538, 151472, 211792, 265076, 293477, 530152, 577487, 586954, 1060304, 1154974, 1173908, 2054339, 2309948, 2347816, 4042409, 4108678, 4619896, 4695632, 8084818, 8217356, 9239792, 16169636, 16434712, 17902097, 32339272, 32869424, 35804194, 64678544, 71608388, 125314679, 143216776, 250629358, 286433552, 501258716, 1002517432, 2005034864]

約数ペア:

[(1, 2005034864), (2, 1002517432), (4, 501258716), (7, 286433552), (8, 250629358), (14, 143216776), (16, 125314679), (28, 71608388), (31, 64678544), (56, 35804194), (61, 32869424), (62, 32339272), (112, 17902097), (122, 16434712), (124, 16169636), (217, 9239792), (244, 8217356), (248, 8084818), (427, 4695632), (434, 4619896), (488, 4108678), (496, 4042409), (854, 2347816), (868, 2309948), (976, 2054339), (1708, 1173908), (1736, 1154974), (1891, 1060304), (3416, 586954), (3472, 577487), (3782, 530152), (6832, 293477), (7564, 265076), (9467, 211792), (13237, 151472), (15128, 132538), (18934, 105896), (26474, 75736), (30256, 66269), (37868, 52948)]