208542670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{156799}}^1$

素因数の和:156832

約数の個数: 32

約数和(自身を含む): 451584000

約数和(自身を除く): 243041330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 156799, 313598, 783995, 1097593, 1567990, 2195186, 2979181, 5487965, 5958362, 10975930, 14895905, 20854267, 29791810, 41708534, 104271335, 208542670]

約数ペア:

[(1, 208542670), (2, 104271335), (5, 41708534), (7, 29791810), (10, 20854267), (14, 14895905), (19, 10975930), (35, 5958362), (38, 5487965), (70, 2979181), (95, 2195186), (133, 1567990), (190, 1097593), (266, 783995), (665, 313598), (1330, 156799)]