15004452020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1\times {\mathrm{16963}}^1$

素因数の和:17960

約数の個数: 48

約数和(自身を含む): 32215857408

約数和(自身を除く): 17211405388

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 941, 1882, 3764, 4705, 9410, 16963, 18820, 33926, 44227, 67852, 84815, 88454, 169630, 176908, 221135, 339260, 442270, 797261, 884540, 1594522, 3189044, 3986305, 7972610, 15945220, 15962183, 31924366, 63848732, 79810915, 159621830, 319243660, 750222601, 1500445202, 3000890404, 3751113005, 7502226010, 15004452020]

約数ペア:

[(1, 15004452020), (2, 7502226010), (4, 3751113005), (5, 3000890404), (10, 1500445202), (20, 750222601), (47, 319243660), (94, 159621830), (188, 79810915), (235, 63848732), (470, 31924366), (940, 15962183), (941, 15945220), (1882, 7972610), (3764, 3986305), (4705, 3189044), (9410, 1594522), (16963, 884540), (18820, 797261), (33926, 442270), (44227, 339260), (67852, 221135), (84815, 176908), (88454, 169630)]