1221630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 3003264

約数和(自身を除く): 1781634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 947, 1290, 1894, 2841, 4735, 5682, 9470, 14205, 28410, 40721, 81442, 122163, 203605, 244326, 407210, 610815, 1221630]

約数ペア:

[(1, 1221630), (2, 610815), (3, 407210), (5, 244326), (6, 203605), (10, 122163), (15, 81442), (30, 40721), (43, 28410), (86, 14205), (129, 9470), (215, 5682), (258, 4735), (430, 2841), (645, 1894), (947, 1290)]