1874213680

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{320927}}^1$

素因数の和:321013

約数の個数: 40

約数和(自身を含む): 4417252992

約数和(自身を除く): 2543039312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 320927, 641854, 1283708, 1604635, 2567416, 3209270, 5134832, 6418540, 12837080, 23427671, 25674160, 46855342, 93710684, 117138355, 187421368, 234276710, 374842736, 468553420, 937106840, 1874213680]

約数ペア:

[(1, 1874213680), (2, 937106840), (4, 468553420), (5, 374842736), (8, 234276710), (10, 187421368), (16, 117138355), (20, 93710684), (40, 46855342), (73, 25674160), (80, 23427671), (146, 12837080), (292, 6418540), (365, 5134832), (584, 3209270), (730, 2567416), (1168, 1604635), (1460, 1283708), (2920, 641854), (5840, 320927)]