20135036920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{37501}}^1$

素因数の和:37976

約数の個数: 64

約数和(自身を含む): 46874499840

約数和(自身を除く): 26739462920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 433, 620, 866, 1240, 1732, 2165, 3464, 4330, 8660, 13423, 17320, 26846, 37501, 53692, 67115, 75002, 107384, 134230, 150004, 187505, 268460, 300008, 375010, 536920, 750020, 1162531, 1500040, 2325062, 4650124, 5812655, 9300248, 11625310, 16237933, 23250620, 32475866, 46501240, 64951732, 81189665, 129903464, 162379330, 324758660, 503375923, 649517320, 1006751846, 2013503692, 2516879615, 4027007384, 5033759230, 10067518460, 20135036920]

約数ペア:

[(1, 20135036920), (2, 10067518460), (4, 5033759230), (5, 4027007384), (8, 2516879615), (10, 2013503692), (20, 1006751846), (31, 649517320), (40, 503375923), (62, 324758660), (124, 162379330), (155, 129903464), (248, 81189665), (310, 64951732), (433, 46501240), (620, 32475866), (866, 23250620), (1240, 16237933), (1732, 11625310), (2165, 9300248), (3464, 5812655), (4330, 4650124), (8660, 2325062), (13423, 1500040), (17320, 1162531), (26846, 750020), (37501, 536920), (53692, 375010), (67115, 300008), (75002, 268460), (107384, 187505), (134230, 150004)]