20529360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28513}}^1$

素因数の和:28532

約数の個数: 60

約数和(自身を含む): 68946852

約数和(自身を除く): 48417492

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28513, 57026, 85539, 114052, 142565, 171078, 228104, 256617, 285130, 342156, 427695, 456208, 513234, 570260, 684312, 855390, 1026468, 1140520, 1283085, 1368624, 1710780, 2052936, 2281040, 2566170, 3421560, 4105872, 5132340, 6843120, 10264680, 20529360]

約数ペア:

[(1, 20529360), (2, 10264680), (3, 6843120), (4, 5132340), (5, 4105872), (6, 3421560), (8, 2566170), (9, 2281040), (10, 2052936), (12, 1710780), (15, 1368624), (16, 1283085), (18, 1140520), (20, 1026468), (24, 855390), (30, 684312), (36, 570260), (40, 513234), (45, 456208), (48, 427695), (60, 342156), (72, 285130), (80, 256617), (90, 228104), (120, 171078), (144, 142565), (180, 114052), (240, 85539), (360, 57026), (720, 28513)]