15698030420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11054951}}^1$

素因数の和:11055031

約数の個数: 24

約数和(自身を含む): 33430174848

約数和(自身を除く): 17732144428

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11054951, 22109902, 44219804, 55274755, 110549510, 221099020, 784901521, 1569803042, 3139606084, 3924507605, 7849015210, 15698030420]

約数ペア:

[(1, 15698030420), (2, 7849015210), (4, 3924507605), (5, 3139606084), (10, 1569803042), (20, 784901521), (71, 221099020), (142, 110549510), (284, 55274755), (355, 44219804), (710, 22109902), (1420, 11054951)]