70143820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 156008160

約数和(自身を除く): 85864340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 788, 937, 985, 1874, 1970, 3743, 3748, 3940, 4685, 7486, 9370, 14972, 17803, 18715, 18740, 35606, 37430, 71212, 74860, 89015, 178030, 184589, 356060, 369178, 738356, 922945, 1845890, 3507191, 3691780, 7014382, 14028764, 17535955, 35071910, 70143820]

約数ペア:

[(1, 70143820), (2, 35071910), (4, 17535955), (5, 14028764), (10, 7014382), (19, 3691780), (20, 3507191), (38, 1845890), (76, 922945), (95, 738356), (190, 369178), (197, 356060), (380, 184589), (394, 178030), (788, 89015), (937, 74860), (985, 71212), (1874, 37430), (1970, 35606), (3743, 18740), (3748, 18715), (3940, 17803), (4685, 14972), (7486, 9370)]