404542580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{5003}}^1$

素因数の和:5336

約数の個数: 48

約数和(自身を含む): 918013824

約数和(自身を除く): 513471244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 3110, 4043, 5003, 6220, 8086, 10006, 16172, 20012, 20215, 25015, 40430, 50030, 65039, 80860, 100060, 130078, 260156, 325195, 650390, 1300780, 1555933, 3111866, 6223732, 7779665, 15559330, 20227129, 31118660, 40454258, 80908516, 101135645, 202271290, 404542580]

約数ペア:

[(1, 404542580), (2, 202271290), (4, 101135645), (5, 80908516), (10, 40454258), (13, 31118660), (20, 20227129), (26, 15559330), (52, 7779665), (65, 6223732), (130, 3111866), (260, 1555933), (311, 1300780), (622, 650390), (1244, 325195), (1555, 260156), (3110, 130078), (4043, 100060), (5003, 80860), (6220, 65039), (8086, 50030), (10006, 40430), (16172, 25015), (20012, 20215)]