1239433520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{8699}}^1$

素因数の和:8862

約数の個数: 80

約数和(自身を含む): 3126362400

約数和(自身を除く): 1886928880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 685, 1040, 1096, 1370, 1781, 2192, 2740, 3562, 5480, 7124, 8699, 8905, 10960, 14248, 17398, 17810, 28496, 34796, 35620, 43495, 69592, 71240, 86990, 113087, 139184, 142480, 173980, 226174, 347960, 452348, 565435, 695920, 904696, 1130870, 1191763, 1809392, 2261740, 2383526, 4523480, 4767052, 5958815, 9046960, 9534104, 11917630, 15492919, 19068208, 23835260, 30985838, 47670520, 61971676, 77464595, 95341040, 123943352, 154929190, 247886704, 309858380, 619716760, 1239433520]

約数ペア:

[(1, 1239433520), (2, 619716760), (4, 309858380), (5, 247886704), (8, 154929190), (10, 123943352), (13, 95341040), (16, 77464595), (20, 61971676), (26, 47670520), (40, 30985838), (52, 23835260), (65, 19068208), (80, 15492919), (104, 11917630), (130, 9534104), (137, 9046960), (208, 5958815), (260, 4767052), (274, 4523480), (520, 2383526), (548, 2261740), (685, 1809392), (1040, 1191763), (1096, 1130870), (1370, 904696), (1781, 695920), (2192, 565435), (2740, 452348), (3562, 347960), (5480, 226174), (7124, 173980), (8699, 142480), (8905, 139184), (10960, 113087), (14248, 86990), (17398, 71240), (17810, 69592), (28496, 43495), (34796, 35620)]