40001840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26317}}^1$

素因数の和:26349

約数の個数: 40

約数和(自身を含む): 97902960

約数和(自身を除く): 57901120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26317, 52634, 105268, 131585, 210536, 263170, 421072, 500023, 526340, 1000046, 1052680, 2000092, 2105360, 2500115, 4000184, 5000230, 8000368, 10000460, 20000920, 40001840]

約数ペア:

[(1, 40001840), (2, 20000920), (4, 10000460), (5, 8000368), (8, 5000230), (10, 4000184), (16, 2500115), (19, 2105360), (20, 2000092), (38, 1052680), (40, 1000046), (76, 526340), (80, 500023), (95, 421072), (152, 263170), (190, 210536), (304, 131585), (380, 105268), (760, 52634), (1520, 26317)]