42942440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34631}}^1$

素因数の和:34673

約数の個数: 32

約数和(自身を含む): 99740160

約数和(自身を除く): 56797720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 34631, 69262, 138524, 173155, 277048, 346310, 692620, 1073561, 1385240, 2147122, 4294244, 5367805, 8588488, 10735610, 21471220, 42942440]

約数ペア:

[(1, 42942440), (2, 21471220), (4, 10735610), (5, 8588488), (8, 5367805), (10, 4294244), (20, 2147122), (31, 1385240), (40, 1073561), (62, 692620), (124, 346310), (155, 277048), (248, 173155), (310, 138524), (620, 69262), (1240, 34631)]