2012174660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{21493}}^1$

素因数の和:21684

約数の個数: 48

約数和(自身を含む): 4390966272

約数和(自身を除く): 2378791612

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 151, 155, 302, 310, 604, 620, 755, 1510, 3020, 4681, 9362, 18724, 21493, 23405, 42986, 46810, 85972, 93620, 107465, 214930, 429860, 666283, 1332566, 2665132, 3245443, 3331415, 6490886, 6662830, 12981772, 13325660, 16227215, 32454430, 64908860, 100608733, 201217466, 402434932, 503043665, 1006087330, 2012174660]

約数ペア:

[(1, 2012174660), (2, 1006087330), (4, 503043665), (5, 402434932), (10, 201217466), (20, 100608733), (31, 64908860), (62, 32454430), (124, 16227215), (151, 13325660), (155, 12981772), (302, 6662830), (310, 6490886), (604, 3331415), (620, 3245443), (755, 2665132), (1510, 1332566), (3020, 666283), (4681, 429860), (9362, 214930), (18724, 107465), (21493, 93620), (23405, 85972), (42986, 46810)]