407718140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{16427}}^1$

素因数の和:16526

約数の個数: 48

約数和(自身を含む): 919048032

約数和(自身を除く): 511329892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 6205, 12410, 16427, 24820, 32854, 65708, 82135, 164270, 279259, 328540, 558518, 1117036, 1199171, 1396295, 2398342, 2792590, 4796684, 5585180, 5995855, 11991710, 20385907, 23983420, 40771814, 81543628, 101929535, 203859070, 407718140]

約数ペア:

[(1, 407718140), (2, 203859070), (4, 101929535), (5, 81543628), (10, 40771814), (17, 23983420), (20, 20385907), (34, 11991710), (68, 5995855), (73, 5585180), (85, 4796684), (146, 2792590), (170, 2398342), (292, 1396295), (340, 1199171), (365, 1117036), (730, 558518), (1241, 328540), (1460, 279259), (2482, 164270), (4964, 82135), (6205, 65708), (12410, 32854), (16427, 24820)]