20048440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29483}}^1$

素因数の和:29511

約数の個数: 32

約数和(自身を含む): 47764080

約数和(自身を除く): 27715640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29483, 58966, 117932, 147415, 235864, 294830, 501211, 589660, 1002422, 1179320, 2004844, 2506055, 4009688, 5012110, 10024220, 20048440]

約数ペア:

[(1, 20048440), (2, 10024220), (4, 5012110), (5, 4009688), (8, 2506055), (10, 2004844), (17, 1179320), (20, 1002422), (34, 589660), (40, 501211), (68, 294830), (85, 235864), (136, 147415), (170, 117932), (340, 58966), (680, 29483)]