274247720

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{28687}}^1$

素因数の和:28937

約数の個数: 32

約数和(自身を含む): 619660800

約数和(自身を除く): 345413080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 28687, 57374, 114748, 143435, 229496, 286870, 573740, 1147480, 6856193, 13712386, 27424772, 34280965, 54849544, 68561930, 137123860, 274247720]

約数ペア:

[(1, 274247720), (2, 137123860), (4, 68561930), (5, 54849544), (8, 34280965), (10, 27424772), (20, 13712386), (40, 6856193), (239, 1147480), (478, 573740), (956, 286870), (1195, 229496), (1912, 143435), (2390, 114748), (4780, 57374), (9560, 28687)]