2890639696

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{423103}}^1$

素因数の和:423179

約数の個数: 40

約数和(自身を含む): 6505647104

約数和(自身を除く): 3615007408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 423103, 846206, 1692412, 2961721, 3384824, 5923442, 6769648, 11846884, 23693768, 25809283, 47387536, 51618566, 103237132, 180664981, 206474264, 361329962, 412948528, 722659924, 1445319848, 2890639696]

約数ペア:

[(1, 2890639696), (2, 1445319848), (4, 722659924), (7, 412948528), (8, 361329962), (14, 206474264), (16, 180664981), (28, 103237132), (56, 51618566), (61, 47387536), (112, 25809283), (122, 23693768), (244, 11846884), (427, 6769648), (488, 5923442), (854, 3384824), (976, 2961721), (1708, 1692412), (3416, 846206), (6832, 423103)]