19634720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 54286848

約数和(自身を除く): 34652128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 329, 373, 376, 470, 560, 658, 746, 752, 940, 1120, 1316, 1492, 1504, 1645, 1865, 1880, 2611, 2632, 2984, 3290, 3730, 3760, 5222, 5264, 5968, 6580, 7460, 7520, 10444, 10528, 11936, 13055, 13160, 14920, 17531, 20888, 26110, 26320, 29840, 35062, 41776, 52220, 52640, 59680, 70124, 83552, 87655, 104440, 122717, 140248, 175310, 208880, 245434, 280496, 350620, 417760, 490868, 560992, 613585, 701240, 981736, 1227170, 1402480, 1963472, 2454340, 2804960, 3926944, 4908680, 9817360, 19634720]

約数ペア:

[(1, 19634720), (2, 9817360), (4, 4908680), (5, 3926944), (7, 2804960), (8, 2454340), (10, 1963472), (14, 1402480), (16, 1227170), (20, 981736), (28, 701240), (32, 613585), (35, 560992), (40, 490868), (47, 417760), (56, 350620), (70, 280496), (80, 245434), (94, 208880), (112, 175310), (140, 140248), (160, 122717), (188, 104440), (224, 87655), (235, 83552), (280, 70124), (329, 59680), (373, 52640), (376, 52220), (470, 41776), (560, 35062), (658, 29840), (746, 26320), (752, 26110), (940, 20888), (1120, 17531), (1316, 14920), (1492, 13160), (1504, 13055), (1645, 11936), (1865, 10528), (1880, 10444), (2611, 7520), (2632, 7460), (2984, 6580), (3290, 5968), (3730, 5264), (3760, 5222)]