188889140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1\times {\mathrm{1181}}^1$

素因数の和:1928

約数の個数: 48

約数和(自身を含む): 433689984

約数和(自身を除く): 244800844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 727, 1181, 1454, 2362, 2908, 3635, 4724, 5905, 7270, 7997, 11810, 12991, 14540, 15994, 23620, 25982, 31988, 39985, 51964, 64955, 79970, 129910, 159940, 259820, 858587, 1717174, 3434348, 4292935, 8585870, 9444457, 17171740, 18888914, 37777828, 47222285, 94444570, 188889140]

約数ペア:

[(1, 188889140), (2, 94444570), (4, 47222285), (5, 37777828), (10, 18888914), (11, 17171740), (20, 9444457), (22, 8585870), (44, 4292935), (55, 3434348), (110, 1717174), (220, 858587), (727, 259820), (1181, 159940), (1454, 129910), (2362, 79970), (2908, 64955), (3635, 51964), (4724, 39985), (5905, 31988), (7270, 25982), (7997, 23620), (11810, 15994), (12991, 14540)]