13043620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 29050560

約数和(自身を除く): 16006940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 523, 580, 860, 1046, 1247, 2092, 2494, 2615, 4988, 5230, 6235, 10460, 12470, 15167, 22489, 24940, 30334, 44978, 60668, 75835, 89956, 112445, 151670, 224890, 303340, 449780, 652181, 1304362, 2608724, 3260905, 6521810, 13043620]

約数ペア:

[(1, 13043620), (2, 6521810), (4, 3260905), (5, 2608724), (10, 1304362), (20, 652181), (29, 449780), (43, 303340), (58, 224890), (86, 151670), (116, 112445), (145, 89956), (172, 75835), (215, 60668), (290, 44978), (430, 30334), (523, 24940), (580, 22489), (860, 15167), (1046, 12470), (1247, 10460), (2092, 6235), (2494, 5230), (2615, 4988)]