17380620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 53079936

約数和(自身を除く): 35699316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 433, 446, 669, 866, 892, 1115, 1299, 1338, 1732, 2007, 2165, 2230, 2598, 2676, 3345, 3897, 4014, 4330, 4460, 5196, 6495, 6690, 7794, 8028, 8660, 10035, 12990, 13380, 15588, 19485, 20070, 25980, 38970, 40140, 77940, 96559, 193118, 289677, 386236, 482795, 579354, 869031, 965590, 1158708, 1448385, 1738062, 1931180, 2896770, 3476124, 4345155, 5793540, 8690310, 17380620]

約数ペア:

[(1, 17380620), (2, 8690310), (3, 5793540), (4, 4345155), (5, 3476124), (6, 2896770), (9, 1931180), (10, 1738062), (12, 1448385), (15, 1158708), (18, 965590), (20, 869031), (30, 579354), (36, 482795), (45, 386236), (60, 289677), (90, 193118), (180, 96559), (223, 77940), (433, 40140), (446, 38970), (669, 25980), (866, 20070), (892, 19485), (1115, 15588), (1299, 13380), (1338, 12990), (1732, 10035), (2007, 8660), (2165, 8028), (2230, 7794), (2598, 6690), (2676, 6495), (3345, 5196), (3897, 4460), (4014, 4330)]