19436049920

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{154943}}^1$

素因数の和:154980

約数の個数: 120

約数和(自身を含む): 54209637504

約数和(自身を除く): 34773587584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3584, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 17920, 25088, 31360, 62720, 125440, 154943, 309886, 619772, 774715, 1084601, 1239544, 1549430, 2169202, 2479088, 3098860, 4338404, 4958176, 5423005, 6197720, 7592207, 8676808, 9916352, 10846010, 12395440, 15184414, 17353616, 19832704, 21692020, 24790880, 30368828, 34707232, 37961035, 39665408, 43384040, 49581760, 60737656, 69414464, 75922070, 79330816, 86768080, 99163520, 121475312, 138828928, 151844140, 173536160, 198327040, 242950624, 277657856, 303688280, 347072320, 396654080, 485901248, 555315712, 607376560, 694144640, 971802496, 1214753120, 1388289280, 1943604992, 2429506240, 2776578560, 3887209984, 4859012480, 9718024960, 19436049920]

約数ペア:

[(1, 19436049920), (2, 9718024960), (4, 4859012480), (5, 3887209984), (7, 2776578560), (8, 2429506240), (10, 1943604992), (14, 1388289280), (16, 1214753120), (20, 971802496), (28, 694144640), (32, 607376560), (35, 555315712), (40, 485901248), (49, 396654080), (56, 347072320), (64, 303688280), (70, 277657856), (80, 242950624), (98, 198327040), (112, 173536160), (128, 151844140), (140, 138828928), (160, 121475312), (196, 99163520), (224, 86768080), (245, 79330816), (256, 75922070), (280, 69414464), (320, 60737656), (392, 49581760), (448, 43384040), (490, 39665408), (512, 37961035), (560, 34707232), (640, 30368828), (784, 24790880), (896, 21692020), (980, 19832704), (1120, 17353616), (1280, 15184414), (1568, 12395440), (1792, 10846010), (1960, 9916352), (2240, 8676808), (2560, 7592207), (3136, 6197720), (3584, 5423005), (3920, 4958176), (4480, 4338404), (6272, 3098860), (7840, 2479088), (8960, 2169202), (12544, 1549430), (15680, 1239544), (17920, 1084601), (25088, 774715), (31360, 619772), (62720, 309886), (125440, 154943)]