9921970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 18817920

約数和(自身を除く): 8895950

約数列:

[1, 2, 5, 10, 23, 46, 115, 179, 230, 241, 358, 482, 895, 1205, 1790, 2410, 4117, 5543, 8234, 11086, 20585, 27715, 41170, 43139, 55430, 86278, 215695, 431390, 992197, 1984394, 4960985, 9921970]

約数ペア:

[(1, 9921970), (2, 4960985), (5, 1984394), (10, 992197), (23, 431390), (46, 215695), (115, 86278), (179, 55430), (230, 43139), (241, 41170), (358, 27715), (482, 20585), (895, 11086), (1205, 8234), (1790, 5543), (2410, 4117)]