39147540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7331}}^1$

素因数の和:7432

約数の個数: 48

約数和(自身を含む): 110859840

約数和(自身を除く): 71712300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 7331, 14662, 21993, 29324, 36655, 43986, 73310, 87972, 109965, 146620, 219930, 439860, 652459, 1304918, 1957377, 2609836, 3262295, 3914754, 6524590, 7829508, 9786885, 13049180, 19573770, 39147540]

約数ペア:

[(1, 39147540), (2, 19573770), (3, 13049180), (4, 9786885), (5, 7829508), (6, 6524590), (10, 3914754), (12, 3262295), (15, 2609836), (20, 1957377), (30, 1304918), (60, 652459), (89, 439860), (178, 219930), (267, 146620), (356, 109965), (445, 87972), (534, 73310), (890, 43986), (1068, 36655), (1335, 29324), (1780, 21993), (2670, 14662), (5340, 7331)]