15404820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13513}}^1$

素因数の和:13544

約数の個数: 48

約数和(自身を含む): 45407040

約数和(自身を除く): 30002220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 13513, 27026, 40539, 54052, 67565, 81078, 135130, 162156, 202695, 256747, 270260, 405390, 513494, 770241, 810780, 1026988, 1283735, 1540482, 2567470, 3080964, 3851205, 5134940, 7702410, 15404820]

約数ペア:

[(1, 15404820), (2, 7702410), (3, 5134940), (4, 3851205), (5, 3080964), (6, 2567470), (10, 1540482), (12, 1283735), (15, 1026988), (19, 810780), (20, 770241), (30, 513494), (38, 405390), (57, 270260), (60, 256747), (76, 202695), (95, 162156), (114, 135130), (190, 81078), (228, 67565), (285, 54052), (380, 40539), (570, 27026), (1140, 13513)]