19040550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5519}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 49282560

約数和(自身を除く): 30242010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5519, 11038, 16557, 27595, 33114, 55190, 82785, 126937, 137975, 165570, 253874, 275950, 380811, 413925, 634685, 761622, 827850, 1269370, 1904055, 3173425, 3808110, 6346850, 9520275, 19040550]

約数ペア:

[(1, 19040550), (2, 9520275), (3, 6346850), (5, 3808110), (6, 3173425), (10, 1904055), (15, 1269370), (23, 827850), (25, 761622), (30, 634685), (46, 413925), (50, 380811), (69, 275950), (75, 253874), (115, 165570), (138, 137975), (150, 126937), (230, 82785), (345, 55190), (575, 33114), (690, 27595), (1150, 16557), (1725, 11038), (3450, 5519)]