1189100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 2999808

約数和(自身を除く): 1810708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 47, 50, 55, 92, 94, 100, 110, 115, 188, 220, 230, 235, 253, 275, 460, 470, 506, 517, 550, 575, 940, 1012, 1034, 1081, 1100, 1150, 1175, 1265, 2068, 2162, 2300, 2350, 2530, 2585, 4324, 4700, 5060, 5170, 5405, 6325, 10340, 10810, 11891, 12650, 12925, 21620, 23782, 25300, 25850, 27025, 47564, 51700, 54050, 59455, 108100, 118910, 237820, 297275, 594550, 1189100]

約数ペア:

[(1, 1189100), (2, 594550), (4, 297275), (5, 237820), (10, 118910), (11, 108100), (20, 59455), (22, 54050), (23, 51700), (25, 47564), (44, 27025), (46, 25850), (47, 25300), (50, 23782), (55, 21620), (92, 12925), (94, 12650), (100, 11891), (110, 10810), (115, 10340), (188, 6325), (220, 5405), (230, 5170), (235, 5060), (253, 4700), (275, 4324), (460, 2585), (470, 2530), (506, 2350), (517, 2300), (550, 2162), (575, 2068), (940, 1265), (1012, 1175), (1034, 1150), (1081, 1100)]