1300173640

素因数分解:

$2^3\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{18169}}^1$

素因数の和:19969

約数の個数: 32

約数和(自身を含む): 2927187000

約数和(自身を除く): 1627013360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1789, 3578, 7156, 8945, 14312, 17890, 18169, 35780, 36338, 71560, 72676, 90845, 145352, 181690, 363380, 726760, 32504341, 65008682, 130017364, 162521705, 260034728, 325043410, 650086820, 1300173640]

約数ペア:

[(1, 1300173640), (2, 650086820), (4, 325043410), (5, 260034728), (8, 162521705), (10, 130017364), (20, 65008682), (40, 32504341), (1789, 726760), (3578, 363380), (7156, 181690), (8945, 145352), (14312, 90845), (17890, 72676), (18169, 71560), (35780, 36338)]