19732480

素因数分解:

$2^{11}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 29800640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 80, 82, 94, 128, 160, 164, 188, 205, 235, 256, 320, 328, 376, 410, 470, 512, 640, 656, 752, 820, 940, 1024, 1280, 1312, 1504, 1640, 1880, 1927, 2048, 2560, 2624, 3008, 3280, 3760, 3854, 5120, 5248, 6016, 6560, 7520, 7708, 9635, 10240, 10496, 12032, 13120, 15040, 15416, 19270, 20992, 24064, 26240, 30080, 30832, 38540, 41984, 48128, 52480, 60160, 61664, 77080, 83968, 96256, 104960, 120320, 123328, 154160, 209920, 240640, 246656, 308320, 419840, 481280, 493312, 616640, 986624, 1233280, 1973248, 2466560, 3946496, 4933120, 9866240, 19732480]

約数ペア:

[(1, 19732480), (2, 9866240), (4, 4933120), (5, 3946496), (8, 2466560), (10, 1973248), (16, 1233280), (20, 986624), (32, 616640), (40, 493312), (41, 481280), (47, 419840), (64, 308320), (80, 246656), (82, 240640), (94, 209920), (128, 154160), (160, 123328), (164, 120320), (188, 104960), (205, 96256), (235, 83968), (256, 77080), (320, 61664), (328, 60160), (376, 52480), (410, 48128), (470, 41984), (512, 38540), (640, 30832), (656, 30080), (752, 26240), (820, 24064), (940, 20992), (1024, 19270), (1280, 15416), (1312, 15040), (1504, 13120), (1640, 12032), (1880, 10496), (1927, 10240), (2048, 9635), (2560, 7708), (2624, 7520), (3008, 6560), (3280, 6016), (3760, 5248), (3854, 5120)]