7220820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{797}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 20377728

約数和(自身を除く): 13156908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 797, 906, 1510, 1594, 1812, 2265, 2391, 3020, 3188, 3985, 4530, 4782, 7970, 9060, 9564, 11955, 15940, 23910, 47820, 120347, 240694, 361041, 481388, 601735, 722082, 1203470, 1444164, 1805205, 2406940, 3610410, 7220820]

約数ペア:

[(1, 7220820), (2, 3610410), (3, 2406940), (4, 1805205), (5, 1444164), (6, 1203470), (10, 722082), (12, 601735), (15, 481388), (20, 361041), (30, 240694), (60, 120347), (151, 47820), (302, 23910), (453, 15940), (604, 11955), (755, 9564), (797, 9060), (906, 7970), (1510, 4782), (1594, 4530), (1812, 3985), (2265, 3188), (2391, 3020)]