30142640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34253}}^1$

素因数の和:34277

約数の個数: 40

約数和(自身を含む): 76454928

約数和(自身を除く): 46312288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 34253, 68506, 137012, 171265, 274024, 342530, 376783, 548048, 685060, 753566, 1370120, 1507132, 1883915, 2740240, 3014264, 3767830, 6028528, 7535660, 15071320, 30142640]

約数ペア:

[(1, 30142640), (2, 15071320), (4, 7535660), (5, 6028528), (8, 3767830), (10, 3014264), (11, 2740240), (16, 1883915), (20, 1507132), (22, 1370120), (40, 753566), (44, 685060), (55, 548048), (80, 376783), (88, 342530), (110, 274024), (176, 171265), (220, 137012), (440, 68506), (880, 34253)]