13626620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 32997888

約数和(自身を除く): 19371268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 743, 917, 1310, 1486, 1834, 2620, 2972, 3668, 3715, 4585, 5201, 7430, 9170, 10402, 14860, 18340, 20804, 26005, 52010, 97333, 104020, 194666, 389332, 486665, 681331, 973330, 1362662, 1946660, 2725324, 3406655, 6813310, 13626620]

約数ペア:

[(1, 13626620), (2, 6813310), (4, 3406655), (5, 2725324), (7, 1946660), (10, 1362662), (14, 973330), (20, 681331), (28, 486665), (35, 389332), (70, 194666), (131, 104020), (140, 97333), (262, 52010), (524, 26005), (655, 20804), (743, 18340), (917, 14860), (1310, 10402), (1486, 9170), (1834, 7430), (2620, 5201), (2972, 4585), (3668, 3715)]