20766133060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{221813}}^1$

素因数の和:222004

約数の個数: 48

約数和(自身を含む): 45313938432

約数和(自身を除く): 24547805372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 151, 155, 302, 310, 604, 620, 755, 1510, 3020, 4681, 9362, 18724, 23405, 46810, 93620, 221813, 443626, 887252, 1109065, 2218130, 4436260, 6876203, 13752406, 27504812, 33493763, 34381015, 66987526, 68762030, 133975052, 137524060, 167468815, 334937630, 669875260, 1038306653, 2076613306, 4153226612, 5191533265, 10383066530, 20766133060]

約数ペア:

[(1, 20766133060), (2, 10383066530), (4, 5191533265), (5, 4153226612), (10, 2076613306), (20, 1038306653), (31, 669875260), (62, 334937630), (124, 167468815), (151, 137524060), (155, 133975052), (302, 68762030), (310, 66987526), (604, 34381015), (620, 33493763), (755, 27504812), (1510, 13752406), (3020, 6876203), (4681, 4436260), (9362, 2218130), (18724, 1109065), (23405, 887252), (46810, 443626), (93620, 221813)]