18470540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1423}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 43061760

約数和(自身を除く): 24591220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 1423, 2596, 2846, 3245, 5692, 6490, 7115, 12980, 14230, 15653, 28460, 31306, 62612, 78265, 83957, 156530, 167914, 313060, 335828, 419785, 839570, 923527, 1679140, 1847054, 3694108, 4617635, 9235270, 18470540]

約数ペア:

[(1, 18470540), (2, 9235270), (4, 4617635), (5, 3694108), (10, 1847054), (11, 1679140), (20, 923527), (22, 839570), (44, 419785), (55, 335828), (59, 313060), (110, 167914), (118, 156530), (220, 83957), (236, 78265), (295, 62612), (590, 31306), (649, 28460), (1180, 15653), (1298, 14230), (1423, 12980), (2596, 7115), (2846, 6490), (3245, 5692)]