30242860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 65572416

約数和(自身を除く): 35329556

約数列:

[1, 2, 4, 5, 10, 20, 53, 103, 106, 206, 212, 265, 277, 412, 515, 530, 554, 1030, 1060, 1108, 1385, 2060, 2770, 5459, 5540, 10918, 14681, 21836, 27295, 28531, 29362, 54590, 57062, 58724, 73405, 109180, 114124, 142655, 146810, 285310, 293620, 570620, 1512143, 3024286, 6048572, 7560715, 15121430, 30242860]

約数ペア:

[(1, 30242860), (2, 15121430), (4, 7560715), (5, 6048572), (10, 3024286), (20, 1512143), (53, 570620), (103, 293620), (106, 285310), (206, 146810), (212, 142655), (265, 114124), (277, 109180), (412, 73405), (515, 58724), (530, 57062), (554, 54590), (1030, 29362), (1060, 28531), (1108, 27295), (1385, 21836), (2060, 14681), (2770, 10918), (5459, 5540)]