10890220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 25401600

約数和(自身を除く): 14511380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 839, 1180, 1298, 1678, 2596, 3245, 3356, 4195, 6490, 8390, 9229, 12980, 16780, 18458, 36916, 46145, 49501, 92290, 99002, 184580, 198004, 247505, 495010, 544511, 990020, 1089022, 2178044, 2722555, 5445110, 10890220]

約数ペア:

[(1, 10890220), (2, 5445110), (4, 2722555), (5, 2178044), (10, 1089022), (11, 990020), (20, 544511), (22, 495010), (44, 247505), (55, 198004), (59, 184580), (110, 99002), (118, 92290), (220, 49501), (236, 46145), (295, 36916), (590, 18458), (649, 16780), (839, 12980), (1180, 9229), (1298, 8390), (1678, 6490), (2596, 4195), (3245, 3356)]