57481840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2909}}^1$

素因数の和:2954

約数の個数: 80

約数和(自身を含む): 151552800

約数和(自身を除く): 94070960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 2909, 3952, 4940, 5818, 9880, 11636, 14545, 19760, 23272, 29090, 37817, 46544, 55271, 58180, 75634, 110542, 116360, 151268, 189085, 221084, 232720, 276355, 302536, 378170, 442168, 552710, 605072, 718523, 756340, 884336, 1105420, 1437046, 1512680, 2210840, 2874092, 3025360, 3592615, 4421680, 5748184, 7185230, 11496368, 14370460, 28740920, 57481840]

約数ペア:

[(1, 57481840), (2, 28740920), (4, 14370460), (5, 11496368), (8, 7185230), (10, 5748184), (13, 4421680), (16, 3592615), (19, 3025360), (20, 2874092), (26, 2210840), (38, 1512680), (40, 1437046), (52, 1105420), (65, 884336), (76, 756340), (80, 718523), (95, 605072), (104, 552710), (130, 442168), (152, 378170), (190, 302536), (208, 276355), (247, 232720), (260, 221084), (304, 189085), (380, 151268), (494, 116360), (520, 110542), (760, 75634), (988, 58180), (1040, 55271), (1235, 46544), (1520, 37817), (1976, 29090), (2470, 23272), (2909, 19760), (3952, 14545), (4940, 11636), (5818, 9880)]