40165920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27893}}^1$

素因数の和:27914

約数の個数: 72

約数和(自身を含む): 137071116

約数和(自身を除く): 96905196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 27893, 55786, 83679, 111572, 139465, 167358, 223144, 251037, 278930, 334716, 418395, 446288, 502074, 557860, 669432, 836790, 892576, 1004148, 1115720, 1255185, 1338864, 1673580, 2008296, 2231440, 2510370, 2677728, 3347160, 4016592, 4462880, 5020740, 6694320, 8033184, 10041480, 13388640, 20082960, 40165920]

約数ペア:

[(1, 40165920), (2, 20082960), (3, 13388640), (4, 10041480), (5, 8033184), (6, 6694320), (8, 5020740), (9, 4462880), (10, 4016592), (12, 3347160), (15, 2677728), (16, 2510370), (18, 2231440), (20, 2008296), (24, 1673580), (30, 1338864), (32, 1255185), (36, 1115720), (40, 1004148), (45, 892576), (48, 836790), (60, 669432), (72, 557860), (80, 502074), (90, 446288), (96, 418395), (120, 334716), (144, 278930), (160, 251037), (180, 223144), (240, 167358), (288, 139465), (360, 111572), (480, 83679), (720, 55786), (1440, 27893)]