20723520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21587}}^1$

素因数の和:21607

約数の個数: 56

約数和(自身を含む): 65800224

約数和(自身を除く): 45076704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21587, 43174, 64761, 86348, 107935, 129522, 172696, 215870, 259044, 323805, 345392, 431740, 518088, 647610, 690784, 863480, 1036176, 1295220, 1381568, 1726960, 2072352, 2590440, 3453920, 4144704, 5180880, 6907840, 10361760, 20723520]

約数ペア:

[(1, 20723520), (2, 10361760), (3, 6907840), (4, 5180880), (5, 4144704), (6, 3453920), (8, 2590440), (10, 2072352), (12, 1726960), (15, 1381568), (16, 1295220), (20, 1036176), (24, 863480), (30, 690784), (32, 647610), (40, 518088), (48, 431740), (60, 345392), (64, 323805), (80, 259044), (96, 215870), (120, 172696), (160, 129522), (192, 107935), (240, 86348), (320, 64761), (480, 43174), (960, 21587)]