20318040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6271}}^1$

素因数の和:6294

約数の個数: 80

約数和(自身を含む): 68302080

約数和(自身を除く): 47984040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6271, 12542, 18813, 25084, 31355, 37626, 50168, 56439, 62710, 75252, 94065, 112878, 125420, 150504, 169317, 188130, 225756, 250840, 282195, 338634, 376260, 451512, 507951, 564390, 677268, 752520, 846585, 1015902, 1128780, 1354536, 1693170, 2031804, 2257560, 2539755, 3386340, 4063608, 5079510, 6772680, 10159020, 20318040]

約数ペア:

[(1, 20318040), (2, 10159020), (3, 6772680), (4, 5079510), (5, 4063608), (6, 3386340), (8, 2539755), (9, 2257560), (10, 2031804), (12, 1693170), (15, 1354536), (18, 1128780), (20, 1015902), (24, 846585), (27, 752520), (30, 677268), (36, 564390), (40, 507951), (45, 451512), (54, 376260), (60, 338634), (72, 282195), (81, 250840), (90, 225756), (108, 188130), (120, 169317), (135, 150504), (162, 125420), (180, 112878), (216, 94065), (270, 75252), (324, 62710), (360, 56439), (405, 50168), (540, 37626), (648, 31355), (810, 25084), (1080, 18813), (1620, 12542), (3240, 6271)]