395336410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 96

約数和(自身を含む): 877599360

約数和(自身を除く): 482262950

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 43, 49, 58, 70, 86, 98, 145, 203, 215, 245, 290, 301, 406, 430, 490, 602, 647, 1015, 1247, 1294, 1421, 1505, 2030, 2107, 2494, 2842, 3010, 3235, 4214, 4529, 6235, 6470, 7105, 8729, 9058, 10535, 12470, 14210, 17458, 18763, 21070, 22645, 27821, 31703, 37526, 43645, 45290, 55642, 61103, 63406, 87290, 93815, 122206, 131341, 139105, 158515, 187630, 194747, 262682, 278210, 305515, 317030, 389494, 611030, 656705, 806809, 919387, 973735, 1313410, 1363229, 1613618, 1838774, 1947470, 2726458, 4034045, 4596935, 5647663, 6816145, 8068090, 9193870, 11295326, 13632290, 28238315, 39533641, 56476630, 79067282, 197668205, 395336410]

約数ペア:

[(1, 395336410), (2, 197668205), (5, 79067282), (7, 56476630), (10, 39533641), (14, 28238315), (29, 13632290), (35, 11295326), (43, 9193870), (49, 8068090), (58, 6816145), (70, 5647663), (86, 4596935), (98, 4034045), (145, 2726458), (203, 1947470), (215, 1838774), (245, 1613618), (290, 1363229), (301, 1313410), (406, 973735), (430, 919387), (490, 806809), (602, 656705), (647, 611030), (1015, 389494), (1247, 317030), (1294, 305515), (1421, 278210), (1505, 262682), (2030, 194747), (2107, 187630), (2494, 158515), (2842, 139105), (3010, 131341), (3235, 122206), (4214, 93815), (4529, 87290), (6235, 63406), (6470, 61103), (7105, 55642), (8729, 45290), (9058, 43645), (10535, 37526), (12470, 31703), (14210, 27821), (17458, 22645), (18763, 21070)]