1922990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 3780000

約数和(自身を除く): 1857010

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 349, 551, 698, 1102, 1745, 2755, 3490, 5510, 6631, 10121, 13262, 20242, 33155, 50605, 66310, 101210, 192299, 384598, 961495, 1922990]

約数ペア:

[(1, 1922990), (2, 961495), (5, 384598), (10, 192299), (19, 101210), (29, 66310), (38, 50605), (58, 33155), (95, 20242), (145, 13262), (190, 10121), (290, 6631), (349, 5510), (551, 3490), (698, 2755), (1102, 1745)]