1640233330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{297683}}^1$

素因数の和:297738

約数の個数: 32

約数和(自身を含む): 3214987200

約数和(自身を除く): 1574753870

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 297683, 595366, 1488415, 2976830, 5655977, 8632807, 11311954, 17265614, 28279885, 43164035, 56559770, 86328070, 164023333, 328046666, 820116665, 1640233330]

約数ペア:

[(1, 1640233330), (2, 820116665), (5, 328046666), (10, 164023333), (19, 86328070), (29, 56559770), (38, 43164035), (58, 28279885), (95, 17265614), (145, 11311954), (190, 8632807), (290, 5655977), (551, 2976830), (1102, 1488415), (2755, 595366), (5510, 297683)]