2764540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 6314112

約数和(自身を除く): 3549572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 173, 188, 235, 340, 346, 470, 692, 799, 865, 940, 1598, 1730, 2941, 3196, 3460, 3995, 5882, 7990, 8131, 11764, 14705, 15980, 16262, 29410, 32524, 40655, 58820, 81310, 138227, 162620, 276454, 552908, 691135, 1382270, 2764540]

約数ペア:

[(1, 2764540), (2, 1382270), (4, 691135), (5, 552908), (10, 276454), (17, 162620), (20, 138227), (34, 81310), (47, 58820), (68, 40655), (85, 32524), (94, 29410), (170, 16262), (173, 15980), (188, 14705), (235, 11764), (340, 8131), (346, 7990), (470, 5882), (692, 3995), (799, 3460), (865, 3196), (940, 2941), (1598, 1730)]