348776420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{4519}}^1$

素因数の和:4772

約数の個数: 48

約数和(自身を含む): 779103360

約数和(自身を除く): 430326940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 227, 340, 454, 908, 1135, 2270, 3859, 4519, 4540, 7718, 9038, 15436, 18076, 19295, 22595, 38590, 45190, 76823, 77180, 90380, 153646, 307292, 384115, 768230, 1025813, 1536460, 2051626, 4103252, 5129065, 10258130, 17438821, 20516260, 34877642, 69755284, 87194105, 174388210, 348776420]

約数ペア:

[(1, 348776420), (2, 174388210), (4, 87194105), (5, 69755284), (10, 34877642), (17, 20516260), (20, 17438821), (34, 10258130), (68, 5129065), (85, 4103252), (170, 2051626), (227, 1536460), (340, 1025813), (454, 768230), (908, 384115), (1135, 307292), (2270, 153646), (3859, 90380), (4519, 77180), (4540, 76823), (7718, 45190), (9038, 38590), (15436, 22595), (18076, 19295)]