8970296840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13191613}}^1$

素因数の和:13191641

約数の個数: 32

約数和(自身を含む): 21370414680

約数和(自身を除く): 12400117840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 13191613, 26383226, 52766452, 65958065, 105532904, 131916130, 224257421, 263832260, 448514842, 527664520, 897029684, 1121287105, 1794059368, 2242574210, 4485148420, 8970296840]

約数ペア:

[(1, 8970296840), (2, 4485148420), (4, 2242574210), (5, 1794059368), (8, 1121287105), (10, 897029684), (17, 527664520), (20, 448514842), (34, 263832260), (40, 224257421), (68, 131916130), (85, 105532904), (136, 65958065), (170, 52766452), (340, 26383226), (680, 13191613)]