28586220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 87644928

約数和(自身を除く): 59058708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 67, 78, 130, 134, 156, 195, 201, 260, 268, 335, 390, 402, 547, 670, 780, 804, 871, 1005, 1094, 1340, 1641, 1742, 2010, 2188, 2613, 2735, 3282, 3484, 4020, 4355, 5226, 5470, 6564, 7111, 8205, 8710, 10452, 10940, 13065, 14222, 16410, 17420, 21333, 26130, 28444, 32820, 35555, 36649, 42666, 52260, 71110, 73298, 85332, 106665, 109947, 142220, 146596, 183245, 213330, 219894, 366490, 426660, 439788, 476437, 549735, 732980, 952874, 1099470, 1429311, 1905748, 2198940, 2382185, 2858622, 4764370, 5717244, 7146555, 9528740, 14293110, 28586220]

約数ペア:

[(1, 28586220), (2, 14293110), (3, 9528740), (4, 7146555), (5, 5717244), (6, 4764370), (10, 2858622), (12, 2382185), (13, 2198940), (15, 1905748), (20, 1429311), (26, 1099470), (30, 952874), (39, 732980), (52, 549735), (60, 476437), (65, 439788), (67, 426660), (78, 366490), (130, 219894), (134, 213330), (156, 183245), (195, 146596), (201, 142220), (260, 109947), (268, 106665), (335, 85332), (390, 73298), (402, 71110), (547, 52260), (670, 42666), (780, 36649), (804, 35555), (871, 32820), (1005, 28444), (1094, 26130), (1340, 21333), (1641, 17420), (1742, 16410), (2010, 14222), (2188, 13065), (2613, 10940), (2735, 10452), (3282, 8710), (3484, 8205), (4020, 7111), (4355, 6564), (5226, 5470)]