1019970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1619}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 3032640

約数和(自身を除く): 2012670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1619, 3238, 4857, 8095, 9714, 11333, 14571, 16190, 22666, 24285, 29142, 33999, 48570, 56665, 67998, 72855, 101997, 113330, 145710, 169995, 203994, 339990, 509985, 1019970]

約数ペア:

[(1, 1019970), (2, 509985), (3, 339990), (5, 203994), (6, 169995), (7, 145710), (9, 113330), (10, 101997), (14, 72855), (15, 67998), (18, 56665), (21, 48570), (30, 33999), (35, 29142), (42, 24285), (45, 22666), (63, 16190), (70, 14571), (90, 11333), (105, 9714), (126, 8095), (210, 4857), (315, 3238), (630, 1619)]