39990516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4079}}^1$

素因数の和:4148

約数の個数: 48

約数和(自身を含む): 100531200

約数和(自身を除く): 60540684

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4079, 4902, 8158, 9804, 12237, 16316, 24474, 48948, 77501, 155002, 175397, 232503, 310004, 350794, 465006, 526191, 701588, 930012, 1052382, 2104764, 3332543, 6665086, 9997629, 13330172, 19995258, 39990516]

約数ペア:

[(1, 39990516), (2, 19995258), (3, 13330172), (4, 9997629), (6, 6665086), (12, 3332543), (19, 2104764), (38, 1052382), (43, 930012), (57, 701588), (76, 526191), (86, 465006), (114, 350794), (129, 310004), (172, 232503), (228, 175397), (258, 155002), (516, 77501), (817, 48948), (1634, 24474), (2451, 16316), (3268, 12237), (4079, 9804), (4902, 8158)]