2557380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6089}}^1$

素因数の和:6108

約数の個数: 48

約数和(自身を含む): 8184960

約数和(自身を除く): 5627580

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, 6089, 12178, 18267, 24356, 30445, 36534, 42623, 60890, 73068, 85246, 91335, 121780, 127869, 170492, 182670, 213115, 255738, 365340, 426230, 511476, 639345, 852460, 1278690, 2557380]

約数ペア:

[(1, 2557380), (2, 1278690), (3, 852460), (4, 639345), (5, 511476), (6, 426230), (7, 365340), (10, 255738), (12, 213115), (14, 182670), (15, 170492), (20, 127869), (21, 121780), (28, 91335), (30, 85246), (35, 73068), (42, 60890), (60, 42623), (70, 36534), (84, 30445), (105, 24356), (140, 18267), (210, 12178), (420, 6089)]