20134464720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{814501}}^1$

素因数の和:814620

約数の個数: 80

約数和(自身を含む): 63022906752

約数和(自身を除く): 42888442032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 24720, 814501, 1629002, 2443503, 3258004, 4072505, 4887006, 6516008, 8145010, 9774012, 12217515, 13032016, 16290020, 19548024, 24435030, 32580040, 39096048, 48870060, 65160080, 83893603, 97740120, 167787206, 195480240, 251680809, 335574412, 419468015, 503361618, 671148824, 838936030, 1006723236, 1258404045, 1342297648, 1677872060, 2013446472, 2516808090, 3355744120, 4026892944, 5033616180, 6711488240, 10067232360, 20134464720]

約数ペア:

[(1, 20134464720), (2, 10067232360), (3, 6711488240), (4, 5033616180), (5, 4026892944), (6, 3355744120), (8, 2516808090), (10, 2013446472), (12, 1677872060), (15, 1342297648), (16, 1258404045), (20, 1006723236), (24, 838936030), (30, 671148824), (40, 503361618), (48, 419468015), (60, 335574412), (80, 251680809), (103, 195480240), (120, 167787206), (206, 97740120), (240, 83893603), (309, 65160080), (412, 48870060), (515, 39096048), (618, 32580040), (824, 24435030), (1030, 19548024), (1236, 16290020), (1545, 13032016), (1648, 12217515), (2060, 9774012), (2472, 8145010), (3090, 6516008), (4120, 4887006), (4944, 4072505), (6180, 3258004), (8240, 2443503), (12360, 1629002), (24720, 814501)]