39173860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 95001984

約数和(自身を除く): 55828124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 43, 44, 55, 82, 86, 101, 110, 164, 172, 202, 205, 215, 220, 404, 410, 430, 451, 473, 505, 820, 860, 902, 946, 1010, 1111, 1763, 1804, 1892, 2020, 2222, 2255, 2365, 3526, 4141, 4343, 4444, 4510, 4730, 5555, 7052, 8282, 8686, 8815, 9020, 9460, 11110, 16564, 17372, 17630, 19393, 20705, 21715, 22220, 35260, 38786, 41410, 43430, 45551, 47773, 77572, 82820, 86860, 91102, 95546, 96965, 178063, 182204, 191092, 193930, 227755, 238865, 356126, 387860, 455510, 477730, 712252, 890315, 911020, 955460, 1780630, 1958693, 3561260, 3917386, 7834772, 9793465, 19586930, 39173860]

約数ペア:

[(1, 39173860), (2, 19586930), (4, 9793465), (5, 7834772), (10, 3917386), (11, 3561260), (20, 1958693), (22, 1780630), (41, 955460), (43, 911020), (44, 890315), (55, 712252), (82, 477730), (86, 455510), (101, 387860), (110, 356126), (164, 238865), (172, 227755), (202, 193930), (205, 191092), (215, 182204), (220, 178063), (404, 96965), (410, 95546), (430, 91102), (451, 86860), (473, 82820), (505, 77572), (820, 47773), (860, 45551), (902, 43430), (946, 41410), (1010, 38786), (1111, 35260), (1763, 22220), (1804, 21715), (1892, 20705), (2020, 19393), (2222, 17630), (2255, 17372), (2365, 16564), (3526, 11110), (4141, 9460), (4343, 9020), (4444, 8815), (4510, 8686), (4730, 8282), (5555, 7052)]