478421560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 1110088800

約数和(自身を除く): 631667240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 73, 118, 146, 236, 292, 295, 365, 472, 584, 590, 730, 1180, 1460, 2360, 2777, 2920, 4307, 5554, 8614, 11108, 13885, 17228, 21535, 22216, 27770, 34456, 43070, 55540, 86140, 111080, 163843, 172280, 202721, 327686, 405442, 655372, 810884, 819215, 1013605, 1310744, 1621768, 1638430, 2027210, 3276860, 4054420, 6553720, 8108840, 11960539, 23921078, 47842156, 59802695, 95684312, 119605390, 239210780, 478421560]

約数ペア:

[(1, 478421560), (2, 239210780), (4, 119605390), (5, 95684312), (8, 59802695), (10, 47842156), (20, 23921078), (40, 11960539), (59, 8108840), (73, 6553720), (118, 4054420), (146, 3276860), (236, 2027210), (292, 1638430), (295, 1621768), (365, 1310744), (472, 1013605), (584, 819215), (590, 810884), (730, 655372), (1180, 405442), (1460, 327686), (2360, 202721), (2777, 172280), (2920, 163843), (4307, 111080), (5554, 86140), (8614, 55540), (11108, 43070), (13885, 34456), (17228, 27770), (21535, 22216)]