20340528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 80

約数和(自身を含む): 58183776

約数和(自身を除く): 37843248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 881, 888, 962, 1443, 1762, 1776, 1924, 2643, 2886, 3524, 3848, 5286, 5772, 7048, 7696, 10572, 11453, 11544, 14096, 21144, 22906, 23088, 32597, 34359, 42288, 45812, 65194, 68718, 91624, 97791, 130388, 137436, 183248, 195582, 260776, 274872, 391164, 423761, 521552, 549744, 782328, 847522, 1271283, 1564656, 1695044, 2542566, 3390088, 5085132, 6780176, 10170264, 20340528]

約数ペア:

[(1, 20340528), (2, 10170264), (3, 6780176), (4, 5085132), (6, 3390088), (8, 2542566), (12, 1695044), (13, 1564656), (16, 1271283), (24, 847522), (26, 782328), (37, 549744), (39, 521552), (48, 423761), (52, 391164), (74, 274872), (78, 260776), (104, 195582), (111, 183248), (148, 137436), (156, 130388), (208, 97791), (222, 91624), (296, 68718), (312, 65194), (444, 45812), (481, 42288), (592, 34359), (624, 32597), (881, 23088), (888, 22906), (962, 21144), (1443, 14096), (1762, 11544), (1776, 11453), (1924, 10572), (2643, 7696), (2886, 7048), (3524, 5772), (3848, 5286)]