486513620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{2029}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 1077686400

約数和(自身を除く): 591172780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 631, 1262, 2029, 2524, 3155, 4058, 6310, 8116, 10145, 11989, 12620, 20290, 23978, 38551, 40580, 47956, 59945, 77102, 119890, 154204, 192755, 239780, 385510, 771020, 1280299, 2560598, 5121196, 6401495, 12802990, 24325681, 25605980, 48651362, 97302724, 121628405, 243256810, 486513620]

約数ペア:

[(1, 486513620), (2, 243256810), (4, 121628405), (5, 97302724), (10, 48651362), (19, 25605980), (20, 24325681), (38, 12802990), (76, 6401495), (95, 5121196), (190, 2560598), (380, 1280299), (631, 771020), (1262, 385510), (2029, 239780), (2524, 192755), (3155, 154204), (4058, 119890), (6310, 77102), (8116, 59945), (10145, 47956), (11989, 40580), (12620, 38551), (20290, 23978)]