207919860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{203843}}^1$

素因数の和:203872

約数の個数: 48

約数和(自身を含む): 616424256

約数和(自身を除く): 408504396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 203843, 407686, 611529, 815372, 1019215, 1223058, 2038430, 2446116, 3057645, 3465331, 4076860, 6115290, 6930662, 10395993, 12230580, 13861324, 17326655, 20791986, 34653310, 41583972, 51979965, 69306620, 103959930, 207919860]

約数ペア:

[(1, 207919860), (2, 103959930), (3, 69306620), (4, 51979965), (5, 41583972), (6, 34653310), (10, 20791986), (12, 17326655), (15, 13861324), (17, 12230580), (20, 10395993), (30, 6930662), (34, 6115290), (51, 4076860), (60, 3465331), (68, 3057645), (85, 2446116), (102, 2038430), (170, 1223058), (204, 1019215), (255, 815372), (340, 611529), (510, 407686), (1020, 203843)]