40198240

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{907}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 95416272

約数和(自身を除く): 55218032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 907, 1108, 1385, 1814, 2216, 2770, 3628, 4432, 4535, 5540, 7256, 8864, 9070, 11080, 14512, 18140, 22160, 29024, 36280, 44320, 72560, 145120, 251239, 502478, 1004956, 1256195, 2009912, 2512390, 4019824, 5024780, 8039648, 10049560, 20099120, 40198240]

約数ペア:

[(1, 40198240), (2, 20099120), (4, 10049560), (5, 8039648), (8, 5024780), (10, 4019824), (16, 2512390), (20, 2009912), (32, 1256195), (40, 1004956), (80, 502478), (160, 251239), (277, 145120), (554, 72560), (907, 44320), (1108, 36280), (1385, 29024), (1814, 22160), (2216, 18140), (2770, 14512), (3628, 11080), (4432, 9070), (4535, 8864), (5540, 7256)]