2942500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 60

約数和(自身を含む): 7085232

約数和(自身を除く): 4142732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 107, 110, 125, 214, 220, 250, 275, 428, 500, 535, 550, 625, 1070, 1100, 1177, 1250, 1375, 2140, 2354, 2500, 2675, 2750, 4708, 5350, 5500, 5885, 6875, 10700, 11770, 13375, 13750, 23540, 26750, 27500, 29425, 53500, 58850, 66875, 117700, 133750, 147125, 267500, 294250, 588500, 735625, 1471250, 2942500]

約数ペア:

[(1, 2942500), (2, 1471250), (4, 735625), (5, 588500), (10, 294250), (11, 267500), (20, 147125), (22, 133750), (25, 117700), (44, 66875), (50, 58850), (55, 53500), (100, 29425), (107, 27500), (110, 26750), (125, 23540), (214, 13750), (220, 13375), (250, 11770), (275, 10700), (428, 6875), (500, 5885), (535, 5500), (550, 5350), (625, 4708), (1070, 2750), (1100, 2675), (1177, 2500), (1250, 2354), (1375, 2140)]