12408440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28201}}^1$

素因数の和:28223

約数の個数: 32

約数和(自身を含む): 30458160

約数和(自身を除く): 18049720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28201, 56402, 112804, 141005, 225608, 282010, 310211, 564020, 620422, 1128040, 1240844, 1551055, 2481688, 3102110, 6204220, 12408440]

約数ペア:

[(1, 12408440), (2, 6204220), (4, 3102110), (5, 2481688), (8, 1551055), (10, 1240844), (11, 1128040), (20, 620422), (22, 564020), (40, 310211), (44, 282010), (55, 225608), (88, 141005), (110, 112804), (220, 56402), (440, 28201)]