15663148420

素因数分解:

$2^2\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{298801}}^1$

素因数の和:301431

約数の個数: 24

約数和(自身を含む): 32905271448

約数和(自身を除く): 17242123028

約数列:

[1, 2, 4, 5, 10, 20, 2621, 5242, 10484, 13105, 26210, 52420, 298801, 597602, 1195204, 1494005, 2988010, 5976020, 783157421, 1566314842, 3132629684, 3915787105, 7831574210, 15663148420]

約数ペア:

[(1, 15663148420), (2, 7831574210), (4, 3915787105), (5, 3132629684), (10, 1566314842), (20, 783157421), (2621, 5976020), (5242, 2988010), (10484, 1494005), (13105, 1195204), (26210, 597602), (52420, 298801)]