1914900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 5978784

約数和(自身を除く): 4063884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 491, 650, 780, 975, 982, 1300, 1473, 1950, 1964, 2455, 2946, 3900, 4910, 5892, 6383, 7365, 9820, 12275, 12766, 14730, 19149, 24550, 25532, 29460, 31915, 36825, 38298, 49100, 63830, 73650, 76596, 95745, 127660, 147300, 159575, 191490, 319150, 382980, 478725, 638300, 957450, 1914900]

約数ペア:

[(1, 1914900), (2, 957450), (3, 638300), (4, 478725), (5, 382980), (6, 319150), (10, 191490), (12, 159575), (13, 147300), (15, 127660), (20, 95745), (25, 76596), (26, 73650), (30, 63830), (39, 49100), (50, 38298), (52, 36825), (60, 31915), (65, 29460), (75, 25532), (78, 24550), (100, 19149), (130, 14730), (150, 12766), (156, 12275), (195, 9820), (260, 7365), (300, 6383), (325, 5892), (390, 4910), (491, 3900), (650, 2946), (780, 2455), (975, 1964), (982, 1950), (1300, 1473)]