15407860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3119}}^1$

素因数の和:3160

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 21283340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3119, 4940, 6238, 12476, 15595, 31190, 40547, 59261, 62380, 81094, 118522, 162188, 202735, 237044, 296305, 405470, 592610, 770393, 810940, 1185220, 1540786, 3081572, 3851965, 7703930, 15407860]

約数ペア:

[(1, 15407860), (2, 7703930), (4, 3851965), (5, 3081572), (10, 1540786), (13, 1185220), (19, 810940), (20, 770393), (26, 592610), (38, 405470), (52, 296305), (65, 237044), (76, 202735), (95, 162188), (130, 118522), (190, 81094), (247, 62380), (260, 59261), (380, 40547), (494, 31190), (988, 15595), (1235, 12476), (2470, 6238), (3119, 4940)]