72082020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{25561}}^1$

素因数の和:25620

約数の個数: 48

約数和(自身を含む): 206131968

約数和(自身を除く): 134049948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 25561, 51122, 76683, 102244, 127805, 153366, 255610, 306732, 383415, 511220, 766830, 1201367, 1533660, 2402734, 3604101, 4805468, 6006835, 7208202, 12013670, 14416404, 18020505, 24027340, 36041010, 72082020]

約数ペア:

[(1, 72082020), (2, 36041010), (3, 24027340), (4, 18020505), (5, 14416404), (6, 12013670), (10, 7208202), (12, 6006835), (15, 4805468), (20, 3604101), (30, 2402734), (47, 1533660), (60, 1201367), (94, 766830), (141, 511220), (188, 383415), (235, 306732), (282, 255610), (470, 153366), (564, 127805), (705, 102244), (940, 76683), (1410, 51122), (2820, 25561)]