84895420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5449}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 192276000

約数和(自身を除く): 107380580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 5449, 7790, 10898, 15580, 21796, 27245, 54490, 103531, 108980, 207062, 223409, 414124, 446818, 517655, 893636, 1035310, 1117045, 2070620, 2234090, 4244771, 4468180, 8489542, 16979084, 21223855, 42447710, 84895420]

約数ペア:

[(1, 84895420), (2, 42447710), (4, 21223855), (5, 16979084), (10, 8489542), (19, 4468180), (20, 4244771), (38, 2234090), (41, 2070620), (76, 1117045), (82, 1035310), (95, 893636), (164, 517655), (190, 446818), (205, 414124), (380, 223409), (410, 207062), (779, 108980), (820, 103531), (1558, 54490), (3116, 27245), (3895, 21796), (5449, 15580), (7790, 10898)]