20197768080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12022481}}^1$

素因数の和:12022504

約数の個数: 80

約数和(自身を含む): 71557812864

約数和(自身を除く): 51360044784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12022481, 24044962, 36067443, 48089924, 60112405, 72134886, 84157367, 96179848, 120224810, 144269772, 168314734, 180337215, 192359696, 240449620, 252472101, 288539544, 336629468, 360674430, 420786835, 480899240, 504944202, 577079088, 673258936, 721348860, 841573670, 961798480, 1009888404, 1262360505, 1346517872, 1442697720, 1683147340, 2019776808, 2524721010, 2885395440, 3366294680, 4039553616, 5049442020, 6732589360, 10098884040, 20197768080]

約数ペア:

[(1, 20197768080), (2, 10098884040), (3, 6732589360), (4, 5049442020), (5, 4039553616), (6, 3366294680), (7, 2885395440), (8, 2524721010), (10, 2019776808), (12, 1683147340), (14, 1442697720), (15, 1346517872), (16, 1262360505), (20, 1009888404), (21, 961798480), (24, 841573670), (28, 721348860), (30, 673258936), (35, 577079088), (40, 504944202), (42, 480899240), (48, 420786835), (56, 360674430), (60, 336629468), (70, 288539544), (80, 252472101), (84, 240449620), (105, 192359696), (112, 180337215), (120, 168314734), (140, 144269772), (168, 120224810), (210, 96179848), (240, 84157367), (280, 72134886), (336, 60112405), (420, 48089924), (560, 36067443), (840, 24044962), (1680, 12022481)]