756860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 1778112

約数和(自身を除く): 1021252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 71, 82, 130, 142, 164, 205, 260, 284, 355, 410, 533, 710, 820, 923, 1066, 1420, 1846, 2132, 2665, 2911, 3692, 4615, 5330, 5822, 9230, 10660, 11644, 14555, 18460, 29110, 37843, 58220, 75686, 151372, 189215, 378430, 756860]

約数ペア:

[(1, 756860), (2, 378430), (4, 189215), (5, 151372), (10, 75686), (13, 58220), (20, 37843), (26, 29110), (41, 18460), (52, 14555), (65, 11644), (71, 10660), (82, 9230), (130, 5822), (142, 5330), (164, 4615), (205, 3692), (260, 2911), (284, 2665), (355, 2132), (410, 1846), (533, 1420), (710, 1066), (820, 923)]