3900100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:964

約数の個数: 36

約数和(自身を含む): 8669584

約数和(自身を除く): 4769484

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 907, 1075, 1814, 2150, 3628, 4300, 4535, 9070, 18140, 22675, 39001, 45350, 78002, 90700, 156004, 195005, 390010, 780020, 975025, 1950050, 3900100]

約数ペア:

[(1, 3900100), (2, 1950050), (4, 975025), (5, 780020), (10, 390010), (20, 195005), (25, 156004), (43, 90700), (50, 78002), (86, 45350), (100, 39001), (172, 22675), (215, 18140), (430, 9070), (860, 4535), (907, 4300), (1075, 3628), (1814, 2150)]