84459940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4729}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 190713600

約数和(自身を除く): 106253660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 4729, 8930, 9458, 17860, 18916, 23645, 47290, 89851, 94580, 179702, 222263, 359404, 444526, 449255, 889052, 898510, 1111315, 1797020, 2222630, 4222997, 4445260, 8445994, 16891988, 21114985, 42229970, 84459940]

約数ペア:

[(1, 84459940), (2, 42229970), (4, 21114985), (5, 16891988), (10, 8445994), (19, 4445260), (20, 4222997), (38, 2222630), (47, 1797020), (76, 1111315), (94, 898510), (95, 889052), (188, 449255), (190, 444526), (235, 359404), (380, 222263), (470, 179702), (893, 94580), (940, 89851), (1786, 47290), (3572, 23645), (4465, 18916), (4729, 17860), (8930, 9458)]