21724600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5717}}^1$

素因数の和:5752

約数の個数: 48

約数和(自身を含む): 53177400

約数和(自身を除く): 31452800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5717, 11434, 22868, 28585, 45736, 57170, 108623, 114340, 142925, 217246, 228680, 285850, 434492, 543115, 571700, 868984, 1086230, 1143400, 2172460, 2715575, 4344920, 5431150, 10862300, 21724600]

約数ペア:

[(1, 21724600), (2, 10862300), (4, 5431150), (5, 4344920), (8, 2715575), (10, 2172460), (19, 1143400), (20, 1086230), (25, 868984), (38, 571700), (40, 543115), (50, 434492), (76, 285850), (95, 228680), (100, 217246), (152, 142925), (190, 114340), (200, 108623), (380, 57170), (475, 45736), (760, 28585), (950, 22868), (1900, 11434), (3800, 5717)]