1387476780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{23669}}^1$

素因数の和:24658

約数の個数: 48

約数和(自身を含む): 3889075680

約数和(自身を除く): 2501598900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 977, 1954, 2931, 3908, 4885, 5862, 9770, 11724, 14655, 19540, 23669, 29310, 47338, 58620, 71007, 94676, 118345, 142014, 236690, 284028, 355035, 473380, 710070, 1420140, 23124613, 46249226, 69373839, 92498452, 115623065, 138747678, 231246130, 277495356, 346869195, 462492260, 693738390, 1387476780]

約数ペア:

[(1, 1387476780), (2, 693738390), (3, 462492260), (4, 346869195), (5, 277495356), (6, 231246130), (10, 138747678), (12, 115623065), (15, 92498452), (20, 69373839), (30, 46249226), (60, 23124613), (977, 1420140), (1954, 710070), (2931, 473380), (3908, 355035), (4885, 284028), (5862, 236690), (9770, 142014), (11724, 118345), (14655, 94676), (19540, 71007), (23669, 58620), (29310, 47338)]