1880341780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{11083}}^1$

素因数の和:11608

約数の個数: 48

約数和(自身を含む): 4189752000

約数和(自身を除く): 2309410220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 499, 998, 1996, 2495, 4990, 8483, 9980, 11083, 16966, 22166, 33932, 42415, 44332, 55415, 84830, 110830, 169660, 188411, 221660, 376822, 753644, 942055, 1884110, 3768220, 5530417, 11060834, 22121668, 27652085, 55304170, 94017089, 110608340, 188034178, 376068356, 470085445, 940170890, 1880341780]

約数ペア:

[(1, 1880341780), (2, 940170890), (4, 470085445), (5, 376068356), (10, 188034178), (17, 110608340), (20, 94017089), (34, 55304170), (68, 27652085), (85, 22121668), (170, 11060834), (340, 5530417), (499, 3768220), (998, 1884110), (1996, 942055), (2495, 753644), (4990, 376822), (8483, 221660), (9980, 188411), (11083, 169660), (16966, 110830), (22166, 84830), (33932, 55415), (42415, 44332)]