8514220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 21213360

約数和(自身を除く): 12699140

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 229, 260, 286, 338, 458, 572, 676, 715, 845, 916, 1145, 1430, 1690, 1859, 2290, 2519, 2860, 2977, 3380, 3718, 4580, 5038, 5954, 7436, 9295, 10076, 11908, 12595, 14885, 18590, 25190, 29770, 32747, 37180, 38701, 50380, 59540, 65494, 77402, 130988, 154804, 163735, 193505, 327470, 387010, 425711, 654940, 774020, 851422, 1702844, 2128555, 4257110, 8514220]

約数ペア:

[(1, 8514220), (2, 4257110), (4, 2128555), (5, 1702844), (10, 851422), (11, 774020), (13, 654940), (20, 425711), (22, 387010), (26, 327470), (44, 193505), (52, 163735), (55, 154804), (65, 130988), (110, 77402), (130, 65494), (143, 59540), (169, 50380), (220, 38701), (229, 37180), (260, 32747), (286, 29770), (338, 25190), (458, 18590), (572, 14885), (676, 12595), (715, 11908), (845, 10076), (916, 9295), (1145, 7436), (1430, 5954), (1690, 5038), (1859, 4580), (2290, 3718), (2519, 3380), (2860, 2977)]