20170109720

素因数分解:

$2^3\times 5^1\times {\mathrm{1733}}^1\times {\mathrm{290971}}^1$

素因数の和:292715

約数の個数: 32

約数和(自身を含む): 45409090320

約数和(自身を除く): 25238980600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1733, 3466, 6932, 8665, 13864, 17330, 34660, 69320, 290971, 581942, 1163884, 1454855, 2327768, 2909710, 5819420, 11638840, 504252743, 1008505486, 2017010972, 2521263715, 4034021944, 5042527430, 10085054860, 20170109720]

約数ペア:

[(1, 20170109720), (2, 10085054860), (4, 5042527430), (5, 4034021944), (8, 2521263715), (10, 2017010972), (20, 1008505486), (40, 504252743), (1733, 11638840), (3466, 5819420), (6932, 2909710), (8665, 2327768), (13864, 1454855), (17330, 1163884), (34660, 581942), (69320, 290971)]