12695320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 32654160

約数和(自身を除く): 19958840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 61, 86, 88, 110, 121, 122, 172, 215, 220, 242, 244, 305, 344, 430, 440, 473, 484, 488, 605, 610, 671, 860, 946, 968, 1210, 1220, 1342, 1720, 1892, 2365, 2420, 2440, 2623, 2684, 3355, 3784, 4730, 4840, 5203, 5246, 5368, 6710, 7381, 9460, 10406, 10492, 13115, 13420, 14762, 18920, 20812, 20984, 26015, 26230, 26840, 28853, 29524, 36905, 41624, 52030, 52460, 57706, 59048, 73810, 104060, 104920, 115412, 144265, 147620, 208120, 230824, 288530, 295240, 317383, 577060, 634766, 1154120, 1269532, 1586915, 2539064, 3173830, 6347660, 12695320]

約数ペア:

[(1, 12695320), (2, 6347660), (4, 3173830), (5, 2539064), (8, 1586915), (10, 1269532), (11, 1154120), (20, 634766), (22, 577060), (40, 317383), (43, 295240), (44, 288530), (55, 230824), (61, 208120), (86, 147620), (88, 144265), (110, 115412), (121, 104920), (122, 104060), (172, 73810), (215, 59048), (220, 57706), (242, 52460), (244, 52030), (305, 41624), (344, 36905), (430, 29524), (440, 28853), (473, 26840), (484, 26230), (488, 26015), (605, 20984), (610, 20812), (671, 18920), (860, 14762), (946, 13420), (968, 13115), (1210, 10492), (1220, 10406), (1342, 9460), (1720, 7381), (1892, 6710), (2365, 5368), (2420, 5246), (2440, 5203), (2623, 4840), (2684, 4730), (3355, 3784)]