220122460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2389}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 491460480

約数和(自身を除く): 271338020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 1084, 1355, 2389, 2710, 4607, 4778, 5420, 9214, 9556, 11945, 18428, 23035, 23890, 40613, 46070, 47780, 81226, 92140, 162452, 203065, 406130, 647419, 812260, 1294838, 2589676, 3237095, 6474190, 11006123, 12948380, 22012246, 44024492, 55030615, 110061230, 220122460]

約数ペア:

[(1, 220122460), (2, 110061230), (4, 55030615), (5, 44024492), (10, 22012246), (17, 12948380), (20, 11006123), (34, 6474190), (68, 3237095), (85, 2589676), (170, 1294838), (271, 812260), (340, 647419), (542, 406130), (1084, 203065), (1355, 162452), (2389, 92140), (2710, 81226), (4607, 47780), (4778, 46070), (5420, 40613), (9214, 23890), (9556, 23035), (11945, 18428)]