228909890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67129}}^1$

素因数の和:67178

約数の個数: 32

約数和(自身を含む): 464002560

約数和(自身を除く): 235092670

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 67129, 134258, 335645, 671290, 738419, 1476838, 2080999, 3692095, 4161998, 7384190, 10404995, 20809990, 22890989, 45781978, 114454945, 228909890]

約数ペア:

[(1, 228909890), (2, 114454945), (5, 45781978), (10, 22890989), (11, 20809990), (22, 10404995), (31, 7384190), (55, 4161998), (62, 3692095), (110, 2080999), (155, 1476838), (310, 738419), (341, 671290), (682, 335645), (1705, 134258), (3410, 67129)]