17963680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 49762944

約数和(自身を除く): 31799264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 373, 430, 560, 602, 688, 746, 860, 1120, 1204, 1376, 1492, 1505, 1720, 1865, 2408, 2611, 2984, 3010, 3440, 3730, 4816, 5222, 5968, 6020, 6880, 7460, 9632, 10444, 11936, 12040, 13055, 14920, 16039, 20888, 24080, 26110, 29840, 32078, 41776, 48160, 52220, 59680, 64156, 80195, 83552, 104440, 112273, 128312, 160390, 208880, 224546, 256624, 320780, 417760, 449092, 513248, 561365, 641560, 898184, 1122730, 1283120, 1796368, 2245460, 2566240, 3592736, 4490920, 8981840, 17963680]

約数ペア:

[(1, 17963680), (2, 8981840), (4, 4490920), (5, 3592736), (7, 2566240), (8, 2245460), (10, 1796368), (14, 1283120), (16, 1122730), (20, 898184), (28, 641560), (32, 561365), (35, 513248), (40, 449092), (43, 417760), (56, 320780), (70, 256624), (80, 224546), (86, 208880), (112, 160390), (140, 128312), (160, 112273), (172, 104440), (215, 83552), (224, 80195), (280, 64156), (301, 59680), (344, 52220), (373, 48160), (430, 41776), (560, 32078), (602, 29840), (688, 26110), (746, 24080), (860, 20888), (1120, 16039), (1204, 14920), (1376, 13055), (1492, 12040), (1505, 11936), (1720, 10444), (1865, 9632), (2408, 7460), (2611, 6880), (2984, 6020), (3010, 5968), (3440, 5222), (3730, 4816)]