1758020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 4124736

約数和(自身を除く): 2366716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 131, 220, 244, 262, 305, 524, 610, 655, 671, 1220, 1310, 1342, 1441, 2620, 2684, 2882, 3355, 5764, 6710, 7205, 7991, 13420, 14410, 15982, 28820, 31964, 39955, 79910, 87901, 159820, 175802, 351604, 439505, 879010, 1758020]

約数ペア:

[(1, 1758020), (2, 879010), (4, 439505), (5, 351604), (10, 175802), (11, 159820), (20, 87901), (22, 79910), (44, 39955), (55, 31964), (61, 28820), (110, 15982), (122, 14410), (131, 13420), (220, 7991), (244, 7205), (262, 6710), (305, 5764), (524, 3355), (610, 2882), (655, 2684), (671, 2620), (1220, 1441), (1310, 1342)]