84668840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124513}}^1$

素因数の和:124541

約数の個数: 32

約数和(自身を含む): 201712680

約数和(自身を除く): 117043840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 124513, 249026, 498052, 622565, 996104, 1245130, 2116721, 2490260, 4233442, 4980520, 8466884, 10583605, 16933768, 21167210, 42334420, 84668840]

約数ペア:

[(1, 84668840), (2, 42334420), (4, 21167210), (5, 16933768), (8, 10583605), (10, 8466884), (17, 4980520), (20, 4233442), (34, 2490260), (40, 2116721), (68, 1245130), (85, 996104), (136, 622565), (170, 498052), (340, 249026), (680, 124513)]