1320852280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2777}}^1$

素因数の和:2869

約数の個数: 128

約数和(自身を含む): 3456276480

約数和(自身を除く): 2135424200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 47, 55, 88, 92, 94, 110, 115, 184, 188, 220, 230, 235, 253, 376, 440, 460, 470, 506, 517, 920, 940, 1012, 1034, 1081, 1265, 1880, 2024, 2068, 2162, 2530, 2585, 2777, 4136, 4324, 5060, 5170, 5405, 5554, 8648, 10120, 10340, 10810, 11108, 11891, 13885, 20680, 21620, 22216, 23782, 27770, 30547, 43240, 47564, 55540, 59455, 61094, 63871, 95128, 111080, 118910, 122188, 127742, 130519, 152735, 237820, 244376, 255484, 261038, 305470, 319355, 475640, 510968, 522076, 610940, 638710, 652595, 702581, 1044152, 1221880, 1277420, 1305190, 1405162, 1435709, 2554840, 2610380, 2810324, 2871418, 3001937, 3512905, 5220760, 5620648, 5742836, 6003874, 7025810, 7178545, 11485672, 12007748, 14051620, 14357090, 15009685, 24015496, 28103240, 28714180, 30019370, 33021307, 57428360, 60038740, 66042614, 120077480, 132085228, 165106535, 264170456, 330213070, 660426140, 1320852280]

約数ペア:

[(1, 1320852280), (2, 660426140), (4, 330213070), (5, 264170456), (8, 165106535), (10, 132085228), (11, 120077480), (20, 66042614), (22, 60038740), (23, 57428360), (40, 33021307), (44, 30019370), (46, 28714180), (47, 28103240), (55, 24015496), (88, 15009685), (92, 14357090), (94, 14051620), (110, 12007748), (115, 11485672), (184, 7178545), (188, 7025810), (220, 6003874), (230, 5742836), (235, 5620648), (253, 5220760), (376, 3512905), (440, 3001937), (460, 2871418), (470, 2810324), (506, 2610380), (517, 2554840), (920, 1435709), (940, 1405162), (1012, 1305190), (1034, 1277420), (1081, 1221880), (1265, 1044152), (1880, 702581), (2024, 652595), (2068, 638710), (2162, 610940), (2530, 522076), (2585, 510968), (2777, 475640), (4136, 319355), (4324, 305470), (5060, 261038), (5170, 255484), (5405, 244376), (5554, 237820), (8648, 152735), (10120, 130519), (10340, 127742), (10810, 122188), (11108, 118910), (11891, 111080), (13885, 95128), (20680, 63871), (21620, 61094), (22216, 59455), (23782, 55540), (27770, 47564), (30547, 43240)]