15702282020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1\times {\mathrm{10399}}^1$

素因数の和:11244

約数の個数: 48

約数和(自身を含む): 33343564800

約数和(自身を除く): 17641282780

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 733, 1030, 1466, 2060, 2932, 3665, 7330, 10399, 14660, 20798, 41596, 51995, 75499, 103990, 150998, 207980, 301996, 377495, 754990, 1071097, 1509980, 2142194, 4284388, 5355485, 7622467, 10710970, 15244934, 21421940, 30489868, 38112335, 76224670, 152449340, 785114101, 1570228202, 3140456404, 3925570505, 7851141010, 15702282020]

約数ペア:

[(1, 15702282020), (2, 7851141010), (4, 3925570505), (5, 3140456404), (10, 1570228202), (20, 785114101), (103, 152449340), (206, 76224670), (412, 38112335), (515, 30489868), (733, 21421940), (1030, 15244934), (1466, 10710970), (2060, 7622467), (2932, 5355485), (3665, 4284388), (7330, 2142194), (10399, 1509980), (14660, 1071097), (20798, 754990), (41596, 377495), (51995, 301996), (75499, 207980), (103990, 150998)]