687589180

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1\times {\mathrm{829}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 1462446720

約数和(自身を除く): 774857540

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 367, 452, 565, 734, 829, 1130, 1468, 1658, 1835, 2260, 3316, 3670, 4145, 7340, 8290, 16580, 41471, 82942, 93677, 165884, 187354, 207355, 304243, 374708, 414710, 468385, 608486, 829420, 936770, 1216972, 1521215, 1873540, 3042430, 6084860, 34379459, 68758918, 137517836, 171897295, 343794590, 687589180]

約数ペア:

[(1, 687589180), (2, 343794590), (4, 171897295), (5, 137517836), (10, 68758918), (20, 34379459), (113, 6084860), (226, 3042430), (367, 1873540), (452, 1521215), (565, 1216972), (734, 936770), (829, 829420), (1130, 608486), (1468, 468385), (1658, 414710), (1835, 374708), (2260, 304243), (3316, 207355), (3670, 187354), (4145, 165884), (7340, 93677), (8290, 82942), (16580, 41471)]