1994173780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{24337}}^1$

素因数の和:24604

約数の個数: 48

約数和(自身を含む): 4452685776

約数和(自身を除く): 2458511996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 482, 964, 1205, 2410, 4097, 4820, 8194, 16388, 20485, 24337, 40970, 48674, 81940, 97348, 121685, 243370, 413729, 486740, 827458, 1654916, 2068645, 4137290, 5865217, 8274580, 11730434, 23460868, 29326085, 58652170, 99708689, 117304340, 199417378, 398834756, 498543445, 997086890, 1994173780]

約数ペア:

[(1, 1994173780), (2, 997086890), (4, 498543445), (5, 398834756), (10, 199417378), (17, 117304340), (20, 99708689), (34, 58652170), (68, 29326085), (85, 23460868), (170, 11730434), (241, 8274580), (340, 5865217), (482, 4137290), (964, 2068645), (1205, 1654916), (2410, 827458), (4097, 486740), (4820, 413729), (8194, 243370), (16388, 121685), (20485, 97348), (24337, 81940), (40970, 48674)]