28653288580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{21587}}^1$

素因数の和:22121

約数の個数: 96

約数和(自身を含む): 72535680000

約数和(自身を除く): 43882391420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 499, 532, 665, 998, 1330, 1996, 2495, 2660, 3493, 4990, 6986, 9481, 9980, 13972, 17465, 18962, 21587, 34930, 37924, 43174, 47405, 66367, 69860, 86348, 94810, 107935, 132734, 151109, 189620, 215870, 265468, 302218, 331835, 410153, 431740, 604436, 663670, 755545, 820306, 1327340, 1511090, 1640612, 2050765, 2871071, 3022180, 4101530, 5742142, 8203060, 10771913, 11484284, 14355355, 21543826, 28710710, 43087652, 53859565, 57421420, 75403391, 107719130, 150806782, 204666347, 215438260, 301613564, 377016955, 409332694, 754033910, 818665388, 1023331735, 1432664429, 1508067820, 2046663470, 2865328858, 4093326940, 5730657716, 7163322145, 14326644290, 28653288580]

約数ペア:

[(1, 28653288580), (2, 14326644290), (4, 7163322145), (5, 5730657716), (7, 4093326940), (10, 2865328858), (14, 2046663470), (19, 1508067820), (20, 1432664429), (28, 1023331735), (35, 818665388), (38, 754033910), (70, 409332694), (76, 377016955), (95, 301613564), (133, 215438260), (140, 204666347), (190, 150806782), (266, 107719130), (380, 75403391), (499, 57421420), (532, 53859565), (665, 43087652), (998, 28710710), (1330, 21543826), (1996, 14355355), (2495, 11484284), (2660, 10771913), (3493, 8203060), (4990, 5742142), (6986, 4101530), (9481, 3022180), (9980, 2871071), (13972, 2050765), (17465, 1640612), (18962, 1511090), (21587, 1327340), (34930, 820306), (37924, 755545), (43174, 663670), (47405, 604436), (66367, 431740), (69860, 410153), (86348, 331835), (94810, 302218), (107935, 265468), (132734, 215870), (151109, 189620)]