2191274110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1\times {\mathrm{5437}}^1$

素因数の和:6468

約数の個数: 32

約数和(自身を含む): 4045349952

約数和(自身を除く): 1854075842

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 983, 1966, 4915, 5437, 9830, 10874, 27185, 40303, 54370, 80606, 201515, 222917, 403030, 445834, 1114585, 2229170, 5344571, 10689142, 26722855, 53445710, 219127411, 438254822, 1095637055, 2191274110]

約数ペア:

[(1, 2191274110), (2, 1095637055), (5, 438254822), (10, 219127411), (41, 53445710), (82, 26722855), (205, 10689142), (410, 5344571), (983, 2229170), (1966, 1114585), (4915, 445834), (5437, 403030), (9830, 222917), (10874, 201515), (27185, 80606), (40303, 54370)]