201313960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{117043}}^1$

素因数の和:117097

約数の個数: 32

約数和(自身を含む): 463494240

約数和(自身を除く): 262180280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 117043, 234086, 468172, 585215, 936344, 1170430, 2340860, 4681720, 5032849, 10065698, 20131396, 25164245, 40262792, 50328490, 100656980, 201313960]

約数ペア:

[(1, 201313960), (2, 100656980), (4, 50328490), (5, 40262792), (8, 25164245), (10, 20131396), (20, 10065698), (40, 5032849), (43, 4681720), (86, 2340860), (172, 1170430), (215, 936344), (344, 585215), (430, 468172), (860, 234086), (1720, 117043)]