26641420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5393}}^1$

素因数の和:5434

約数の個数: 48

約数和(自身を含む): 63433440

約数和(自身を除く): 36792020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5393, 10786, 21572, 26965, 53930, 70109, 102467, 107860, 140218, 204934, 280436, 350545, 409868, 512335, 701090, 1024670, 1332071, 1402180, 2049340, 2664142, 5328284, 6660355, 13320710, 26641420]

約数ペア:

[(1, 26641420), (2, 13320710), (4, 6660355), (5, 5328284), (10, 2664142), (13, 2049340), (19, 1402180), (20, 1332071), (26, 1024670), (38, 701090), (52, 512335), (65, 409868), (76, 350545), (95, 280436), (130, 204934), (190, 140218), (247, 107860), (260, 102467), (380, 70109), (494, 53930), (988, 26965), (1235, 21572), (2470, 10786), (4940, 5393)]