12963340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 29762208

約数和(自身を除く): 16798868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 683, 730, 949, 1366, 1460, 1898, 2732, 3415, 3796, 4745, 6830, 8879, 9490, 13660, 17758, 18980, 35516, 44395, 49859, 88790, 99718, 177580, 199436, 249295, 498590, 648167, 997180, 1296334, 2592668, 3240835, 6481670, 12963340]

約数ペア:

[(1, 12963340), (2, 6481670), (4, 3240835), (5, 2592668), (10, 1296334), (13, 997180), (20, 648167), (26, 498590), (52, 249295), (65, 199436), (73, 177580), (130, 99718), (146, 88790), (260, 49859), (292, 44395), (365, 35516), (683, 18980), (730, 17758), (949, 13660), (1366, 9490), (1460, 8879), (1898, 6830), (2732, 4745), (3415, 3796)]