1568360020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:653

約数の個数: 96

約数和(自身を含む): 3506338080

約数和(自身を除く): 1937978060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 97, 116, 122, 145, 194, 244, 290, 305, 388, 457, 485, 580, 610, 914, 970, 1220, 1769, 1828, 1940, 2285, 2813, 3538, 4570, 5626, 5917, 7076, 8845, 9140, 11252, 11834, 13253, 14065, 17690, 23668, 26506, 27877, 28130, 29585, 35380, 44329, 53012, 55754, 56260, 59170, 66265, 88658, 111508, 118340, 132530, 139385, 171593, 177316, 221645, 265060, 278770, 343186, 443290, 557540, 686372, 808433, 857965, 886580, 1285541, 1616866, 1715930, 2571082, 2704069, 3233732, 3431860, 4042165, 5142164, 5408138, 6427705, 8084330, 10816276, 12855410, 13520345, 16168660, 25710820, 27040690, 54081380, 78418001, 156836002, 313672004, 392090005, 784180010, 1568360020]

約数ペア:

[(1, 1568360020), (2, 784180010), (4, 392090005), (5, 313672004), (10, 156836002), (20, 78418001), (29, 54081380), (58, 27040690), (61, 25710820), (97, 16168660), (116, 13520345), (122, 12855410), (145, 10816276), (194, 8084330), (244, 6427705), (290, 5408138), (305, 5142164), (388, 4042165), (457, 3431860), (485, 3233732), (580, 2704069), (610, 2571082), (914, 1715930), (970, 1616866), (1220, 1285541), (1769, 886580), (1828, 857965), (1940, 808433), (2285, 686372), (2813, 557540), (3538, 443290), (4570, 343186), (5626, 278770), (5917, 265060), (7076, 221645), (8845, 177316), (9140, 171593), (11252, 139385), (11834, 132530), (13253, 118340), (14065, 111508), (17690, 88658), (23668, 66265), (26506, 59170), (27877, 56260), (28130, 55754), (29585, 53012), (35380, 44329)]