2109900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 6586384

約数和(自身を除く): 4476484

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, 541, 650, 780, 975, 1082, 1300, 1623, 1950, 2164, 2705, 3246, 3900, 5410, 6492, 7033, 8115, 10820, 13525, 14066, 16230, 21099, 27050, 28132, 32460, 35165, 40575, 42198, 54100, 70330, 81150, 84396, 105495, 140660, 162300, 175825, 210990, 351650, 421980, 527475, 703300, 1054950, 2109900]

約数ペア:

[(1, 2109900), (2, 1054950), (3, 703300), (4, 527475), (5, 421980), (6, 351650), (10, 210990), (12, 175825), (13, 162300), (15, 140660), (20, 105495), (25, 84396), (26, 81150), (30, 70330), (39, 54100), (50, 42198), (52, 40575), (60, 35165), (65, 32460), (75, 28132), (78, 27050), (100, 21099), (130, 16230), (150, 14066), (156, 13525), (195, 10820), (260, 8115), (300, 7033), (325, 6492), (390, 5410), (541, 3900), (650, 3246), (780, 2705), (975, 2164), (1082, 1950), (1300, 1623)]