1567375208020

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{971}}^1\times {\mathrm{207479}}^1$

素因数の和:208848

約数の個数: 48

約数和(自身を含む): 3303363772800

約数和(自身を除く): 1735988564780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 971, 1556, 1942, 1945, 3884, 3890, 4855, 7780, 9710, 19420, 207479, 377719, 414958, 755438, 829916, 1037395, 1510876, 1888595, 2074790, 3777190, 4149580, 7554380, 80709331, 161418662, 201462109, 322837324, 402924218, 403546655, 805848436, 807093310, 1007310545, 1614186620, 2014621090, 4029242180, 78368760401, 156737520802, 313475041604, 391843802005, 783687604010, 1567375208020]

約数ペア:

[(1, 1567375208020), (2, 783687604010), (4, 391843802005), (5, 313475041604), (10, 156737520802), (20, 78368760401), (389, 4029242180), (778, 2014621090), (971, 1614186620), (1556, 1007310545), (1942, 807093310), (1945, 805848436), (3884, 403546655), (3890, 402924218), (4855, 322837324), (7780, 201462109), (9710, 161418662), (19420, 80709331), (207479, 7554380), (377719, 4149580), (414958, 3777190), (755438, 2074790), (829916, 1888595), (1037395, 1510876)]