16712220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39791}}^1$

素因数の和:39810

約数の個数: 48

約数和(自身を含む): 53480448

約数和(自身を除く): 36768228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39791, 79582, 119373, 159164, 198955, 238746, 278537, 397910, 477492, 557074, 596865, 795820, 835611, 1114148, 1193730, 1392685, 1671222, 2387460, 2785370, 3342444, 4178055, 5570740, 8356110, 16712220]

約数ペア:

[(1, 16712220), (2, 8356110), (3, 5570740), (4, 4178055), (5, 3342444), (6, 2785370), (7, 2387460), (10, 1671222), (12, 1392685), (14, 1193730), (15, 1114148), (20, 835611), (21, 795820), (28, 596865), (30, 557074), (35, 477492), (42, 397910), (60, 278537), (70, 238746), (84, 198955), (105, 159164), (140, 119373), (210, 79582), (420, 39791)]