142740530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8741}}^1$

素因数の和:8842

約数の個数: 32

約数和(自身を含む): 271911168

約数和(自身を除く): 129170638

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 8741, 16330, 17482, 43705, 87410, 201043, 402086, 620611, 1005215, 1241222, 2010430, 3103055, 6206110, 14274053, 28548106, 71370265, 142740530]

約数ペア:

[(1, 142740530), (2, 71370265), (5, 28548106), (10, 14274053), (23, 6206110), (46, 3103055), (71, 2010430), (115, 1241222), (142, 1005215), (230, 620611), (355, 402086), (710, 201043), (1633, 87410), (3266, 43705), (8165, 17482), (8741, 16330)]