42706020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101681}}^1$

素因数の和:101700

約数の個数: 48

約数和(自身を含む): 136660608

約数和(自身を除く): 93954588

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, 101681, 203362, 305043, 406724, 508405, 610086, 711767, 1016810, 1220172, 1423534, 1525215, 2033620, 2135301, 2847068, 3050430, 3558835, 4270602, 6100860, 7117670, 8541204, 10676505, 14235340, 21353010, 42706020]

約数ペア:

[(1, 42706020), (2, 21353010), (3, 14235340), (4, 10676505), (5, 8541204), (6, 7117670), (7, 6100860), (10, 4270602), (12, 3558835), (14, 3050430), (15, 2847068), (20, 2135301), (21, 2033620), (28, 1525215), (30, 1423534), (35, 1220172), (42, 1016810), (60, 711767), (70, 610086), (84, 508405), (105, 406724), (140, 305043), (210, 203362), (420, 101681)]