2016145760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{406481}}^1$

素因数の和:406527

約数の個数: 48

約数和(自身を含む): 4916806272

約数和(自身を除く): 2900660512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 406481, 812962, 1625924, 2032405, 3251848, 4064810, 6503696, 8129620, 12600911, 13007392, 16259240, 25201822, 32518480, 50403644, 63004555, 65036960, 100807288, 126009110, 201614576, 252018220, 403229152, 504036440, 1008072880, 2016145760]

約数ペア:

[(1, 2016145760), (2, 1008072880), (4, 504036440), (5, 403229152), (8, 252018220), (10, 201614576), (16, 126009110), (20, 100807288), (31, 65036960), (32, 63004555), (40, 50403644), (62, 32518480), (80, 25201822), (124, 16259240), (155, 13007392), (160, 12600911), (248, 8129620), (310, 6503696), (496, 4064810), (620, 3251848), (992, 2032405), (1240, 1625924), (2480, 812962), (4960, 406481)]