991040

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 56

約数和(自身を含む): 2499360

約数和(自身を除く): 1508320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 163, 190, 304, 320, 326, 380, 608, 652, 760, 815, 1216, 1304, 1520, 1630, 2608, 3040, 3097, 3260, 5216, 6080, 6194, 6520, 10432, 12388, 13040, 15485, 24776, 26080, 30970, 49552, 52160, 61940, 99104, 123880, 198208, 247760, 495520, 991040]

約数ペア:

[(1, 991040), (2, 495520), (4, 247760), (5, 198208), (8, 123880), (10, 99104), (16, 61940), (19, 52160), (20, 49552), (32, 30970), (38, 26080), (40, 24776), (64, 15485), (76, 13040), (80, 12388), (95, 10432), (152, 6520), (160, 6194), (163, 6080), (190, 5216), (304, 3260), (320, 3097), (326, 3040), (380, 2608), (608, 1630), (652, 1520), (760, 1304), (815, 1216)]