29147720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 64

約数和(自身を含む): 76809600

約数和(自身を除く): 47661880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2539, 2870, 5078, 5740, 10156, 11480, 12695, 17773, 20312, 25390, 35546, 50780, 71092, 88865, 101560, 104099, 142184, 177730, 208198, 355460, 416396, 520495, 710920, 728693, 832792, 1040990, 1457386, 2081980, 2914772, 3643465, 4163960, 5829544, 7286930, 14573860, 29147720]

約数ペア:

[(1, 29147720), (2, 14573860), (4, 7286930), (5, 5829544), (7, 4163960), (8, 3643465), (10, 2914772), (14, 2081980), (20, 1457386), (28, 1040990), (35, 832792), (40, 728693), (41, 710920), (56, 520495), (70, 416396), (82, 355460), (140, 208198), (164, 177730), (205, 142184), (280, 104099), (287, 101560), (328, 88865), (410, 71092), (574, 50780), (820, 35546), (1148, 25390), (1435, 20312), (1640, 17773), (2296, 12695), (2539, 11480), (2870, 10156), (5078, 5740)]