20173070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 18050290

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 631, 695, 1262, 1390, 3155, 3197, 6310, 6394, 14513, 15985, 29026, 31970, 72565, 87709, 145130, 175418, 438545, 877090, 2017307, 4034614, 10086535, 20173070]

約数ペア:

[(1, 20173070), (2, 10086535), (5, 4034614), (10, 2017307), (23, 877090), (46, 438545), (115, 175418), (139, 145130), (230, 87709), (278, 72565), (631, 31970), (695, 29026), (1262, 15985), (1390, 14513), (3155, 6394), (3197, 6310)]