123016990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3929}}^1$

素因数の和:4068

約数の個数: 32

約数和(自身を含む): 230895360

約数和(自身を除く): 107878370

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 202, 310, 505, 1010, 3131, 3929, 6262, 7858, 15655, 19645, 31310, 39290, 121799, 243598, 396829, 608995, 793658, 1217990, 1984145, 3968290, 12301699, 24603398, 61508495, 123016990]

約数ペア:

[(1, 123016990), (2, 61508495), (5, 24603398), (10, 12301699), (31, 3968290), (62, 1984145), (101, 1217990), (155, 793658), (202, 608995), (310, 396829), (505, 243598), (1010, 121799), (3131, 39290), (3929, 31310), (6262, 19645), (7858, 15655)]