5056820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 11430720

約数和(自身を除く): 6373900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 139, 170, 214, 278, 340, 428, 535, 556, 695, 1070, 1390, 1819, 2140, 2363, 2780, 3638, 4726, 7276, 9095, 9452, 11815, 14873, 18190, 23630, 29746, 36380, 47260, 59492, 74365, 148730, 252841, 297460, 505682, 1011364, 1264205, 2528410, 5056820]

約数ペア:

[(1, 5056820), (2, 2528410), (4, 1264205), (5, 1011364), (10, 505682), (17, 297460), (20, 252841), (34, 148730), (68, 74365), (85, 59492), (107, 47260), (139, 36380), (170, 29746), (214, 23630), (278, 18190), (340, 14873), (428, 11815), (535, 9452), (556, 9095), (695, 7276), (1070, 4726), (1390, 3638), (1819, 2780), (2140, 2363)]