220979210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{1877}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 406594512

約数和(自身を除く): 185615302

約数列:

[1, 2, 5, 10, 61, 122, 193, 305, 386, 610, 965, 1877, 1930, 3754, 9385, 11773, 18770, 23546, 58865, 114497, 117730, 228994, 362261, 572485, 724522, 1144970, 1811305, 3622610, 22097921, 44195842, 110489605, 220979210]

約数ペア:

[(1, 220979210), (2, 110489605), (5, 44195842), (10, 22097921), (61, 3622610), (122, 1811305), (193, 1144970), (305, 724522), (386, 572485), (610, 362261), (965, 228994), (1877, 117730), (1930, 114497), (3754, 58865), (9385, 23546), (11773, 18770)]