15572080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3265

約数の個数: 40

約数和(自身を含む): 36810144

約数和(自身を除く): 21238064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3191, 4880, 6382, 12764, 15955, 25528, 31910, 51056, 63820, 127640, 194651, 255280, 389302, 778604, 973255, 1557208, 1946510, 3114416, 3893020, 7786040, 15572080]

約数ペア:

[(1, 15572080), (2, 7786040), (4, 3893020), (5, 3114416), (8, 1946510), (10, 1557208), (16, 973255), (20, 778604), (40, 389302), (61, 255280), (80, 194651), (122, 127640), (244, 63820), (305, 51056), (488, 31910), (610, 25528), (976, 15955), (1220, 12764), (2440, 6382), (3191, 4880)]