8356217980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{622669}}^1$

素因数の和:622750

約数の個数: 48

約数和(自身を含む): 19457192160

約数和(自身を除く): 11100974180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 622669, 1245338, 2490676, 3113345, 6226690, 6849359, 12453380, 13698718, 27397436, 34246795, 37982809, 68493590, 75965618, 136987180, 151931236, 189914045, 379828090, 417810899, 759656180, 835621798, 1671243596, 2089054495, 4178108990, 8356217980]

約数ペア:

[(1, 8356217980), (2, 4178108990), (4, 2089054495), (5, 1671243596), (10, 835621798), (11, 759656180), (20, 417810899), (22, 379828090), (44, 189914045), (55, 151931236), (61, 136987180), (110, 75965618), (122, 68493590), (220, 37982809), (244, 34246795), (305, 27397436), (610, 13698718), (671, 12453380), (1220, 6849359), (1342, 6226690), (2684, 3113345), (3355, 2490676), (6710, 1245338), (13420, 622669)]