412996840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{877}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 950452560

約数和(自身を除く): 537455720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 193, 244, 305, 386, 488, 610, 772, 877, 965, 1220, 1544, 1754, 1930, 2440, 3508, 3860, 4385, 7016, 7720, 8770, 11773, 17540, 23546, 35080, 47092, 53497, 58865, 94184, 106994, 117730, 169261, 213988, 235460, 267485, 338522, 427976, 470920, 534970, 677044, 846305, 1069940, 1354088, 1692610, 2139880, 3385220, 6770440, 10324921, 20649842, 41299684, 51624605, 82599368, 103249210, 206498420, 412996840]

約数ペア:

[(1, 412996840), (2, 206498420), (4, 103249210), (5, 82599368), (8, 51624605), (10, 41299684), (20, 20649842), (40, 10324921), (61, 6770440), (122, 3385220), (193, 2139880), (244, 1692610), (305, 1354088), (386, 1069940), (488, 846305), (610, 677044), (772, 534970), (877, 470920), (965, 427976), (1220, 338522), (1544, 267485), (1754, 235460), (1930, 213988), (2440, 169261), (3508, 117730), (3860, 106994), (4385, 94184), (7016, 58865), (7720, 53497), (8770, 47092), (11773, 35080), (17540, 23546)]