11615840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3855

約数の個数: 48

約数和(自身を含む): 28894320

約数和(自身を除く): 17278480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 3821, 7642, 15284, 19105, 30568, 38210, 61136, 72599, 76420, 122272, 145198, 152840, 290396, 305680, 362995, 580792, 611360, 725990, 1161584, 1451980, 2323168, 2903960, 5807920, 11615840]

約数ペア:

[(1, 11615840), (2, 5807920), (4, 2903960), (5, 2323168), (8, 1451980), (10, 1161584), (16, 725990), (19, 611360), (20, 580792), (32, 362995), (38, 305680), (40, 290396), (76, 152840), (80, 145198), (95, 122272), (152, 76420), (160, 72599), (190, 61136), (304, 38210), (380, 30568), (608, 19105), (760, 15284), (1520, 7642), (3040, 3821)]