1944240640

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24499}}^1$

素因数の和:24553

約数の個数: 80

約数和(自身を含む): 4812192000

約数和(自身を除く): 2867951360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 24499, 39680, 48998, 79360, 97996, 122495, 195992, 244990, 391984, 489980, 759469, 783968, 979960, 1518938, 1567936, 1959920, 3037876, 3135872, 3797345, 3919840, 6075752, 6271744, 7594690, 7839680, 12151504, 12543488, 15189380, 15679360, 24303008, 30378760, 31358720, 48606016, 60757520, 62717440, 97212032, 121515040, 194424064, 243030080, 388848128, 486060160, 972120320, 1944240640]

約数ペア:

[(1, 1944240640), (2, 972120320), (4, 486060160), (5, 388848128), (8, 243030080), (10, 194424064), (16, 121515040), (20, 97212032), (31, 62717440), (32, 60757520), (40, 48606016), (62, 31358720), (64, 30378760), (80, 24303008), (124, 15679360), (128, 15189380), (155, 12543488), (160, 12151504), (248, 7839680), (256, 7594690), (310, 6271744), (320, 6075752), (496, 3919840), (512, 3797345), (620, 3135872), (640, 3037876), (992, 1959920), (1240, 1567936), (1280, 1518938), (1984, 979960), (2480, 783968), (2560, 759469), (3968, 489980), (4960, 391984), (7936, 244990), (9920, 195992), (15872, 122495), (19840, 97996), (24499, 79360), (39680, 48998)]