39697580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 48

約数和(自身を含む): 91285824

約数和(自身を除く): 51588244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 2503, 3172, 3965, 5006, 7930, 10012, 12515, 15860, 25030, 32539, 50060, 65078, 130156, 152683, 162695, 305366, 325390, 610732, 650780, 763415, 1526830, 1984879, 3053660, 3969758, 7939516, 9924395, 19848790, 39697580]

約数ペア:

[(1, 39697580), (2, 19848790), (4, 9924395), (5, 7939516), (10, 3969758), (13, 3053660), (20, 1984879), (26, 1526830), (52, 763415), (61, 650780), (65, 610732), (122, 325390), (130, 305366), (244, 162695), (260, 152683), (305, 130156), (610, 65078), (793, 50060), (1220, 32539), (1586, 25030), (2503, 15860), (3172, 12515), (3965, 10012), (5006, 7930)]