28893680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19009}}^1$

素因数の和:19041

約数の個数: 40

約数和(自身を含む): 70717200

約数和(自身を除く): 41823520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 19009, 38018, 76036, 95045, 152072, 190090, 304144, 361171, 380180, 722342, 760360, 1444684, 1520720, 1805855, 2889368, 3611710, 5778736, 7223420, 14446840, 28893680]

約数ペア:

[(1, 28893680), (2, 14446840), (4, 7223420), (5, 5778736), (8, 3611710), (10, 2889368), (16, 1805855), (19, 1520720), (20, 1444684), (38, 760360), (40, 722342), (76, 380180), (80, 361171), (95, 304144), (152, 190090), (190, 152072), (304, 95045), (380, 76036), (760, 38018), (1520, 19009)]