19338800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3719}}^1$

素因数の和:3750

約数の個数: 60

約数和(自身を含む): 50048880

約数和(自身を除く): 30710080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3719, 5200, 7438, 14876, 18595, 29752, 37190, 48347, 59504, 74380, 92975, 96694, 148760, 185950, 193388, 241735, 297520, 371900, 386776, 483470, 743800, 773552, 966940, 1208675, 1487600, 1933880, 2417350, 3867760, 4834700, 9669400, 19338800]

約数ペア:

[(1, 19338800), (2, 9669400), (4, 4834700), (5, 3867760), (8, 2417350), (10, 1933880), (13, 1487600), (16, 1208675), (20, 966940), (25, 773552), (26, 743800), (40, 483470), (50, 386776), (52, 371900), (65, 297520), (80, 241735), (100, 193388), (104, 185950), (130, 148760), (200, 96694), (208, 92975), (260, 74380), (325, 59504), (400, 48347), (520, 37190), (650, 29752), (1040, 18595), (1300, 14876), (2600, 7438), (3719, 5200)]