1954305540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{987023}}^1$

素因数の和:987049

約数の個数: 72

約数和(自身を含む): 6466981248

約数和(自身を除く): 4512675708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 987023, 1974046, 2961069, 3948092, 4935115, 5922138, 8883207, 9870230, 10857253, 11844276, 14805345, 17766414, 19740460, 21714506, 29610690, 32571759, 35532828, 43429012, 44416035, 54286265, 59221380, 65143518, 88832070, 97715277, 108572530, 130287036, 162858795, 177664140, 195430554, 217145060, 325717590, 390861108, 488576385, 651435180, 977152770, 1954305540]

約数ペア:

[(1, 1954305540), (2, 977152770), (3, 651435180), (4, 488576385), (5, 390861108), (6, 325717590), (9, 217145060), (10, 195430554), (11, 177664140), (12, 162858795), (15, 130287036), (18, 108572530), (20, 97715277), (22, 88832070), (30, 65143518), (33, 59221380), (36, 54286265), (44, 44416035), (45, 43429012), (55, 35532828), (60, 32571759), (66, 29610690), (90, 21714506), (99, 19740460), (110, 17766414), (132, 14805345), (165, 11844276), (180, 10857253), (198, 9870230), (220, 8883207), (330, 5922138), (396, 4935115), (495, 3948092), (660, 2961069), (990, 1974046), (1980, 987023)]