18608240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 51907392

約数和(自身を除く): 33299152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 101, 112, 140, 188, 196, 202, 235, 245, 280, 329, 376, 392, 404, 470, 490, 505, 560, 658, 707, 752, 784, 808, 940, 980, 1010, 1316, 1414, 1616, 1645, 1880, 1960, 2020, 2303, 2632, 2828, 3290, 3535, 3760, 3920, 4040, 4606, 4747, 4949, 5264, 5656, 6580, 7070, 8080, 9212, 9494, 9898, 11312, 11515, 13160, 14140, 18424, 18988, 19796, 23030, 23735, 24745, 26320, 28280, 33229, 36848, 37976, 39592, 46060, 47470, 49490, 56560, 66458, 75952, 79184, 92120, 94940, 98980, 132916, 166145, 184240, 189880, 197960, 232603, 265832, 332290, 379760, 395920, 465206, 531664, 664580, 930412, 1163015, 1329160, 1860824, 2326030, 2658320, 3721648, 4652060, 9304120, 18608240]

約数ペア:

[(1, 18608240), (2, 9304120), (4, 4652060), (5, 3721648), (7, 2658320), (8, 2326030), (10, 1860824), (14, 1329160), (16, 1163015), (20, 930412), (28, 664580), (35, 531664), (40, 465206), (47, 395920), (49, 379760), (56, 332290), (70, 265832), (80, 232603), (94, 197960), (98, 189880), (101, 184240), (112, 166145), (140, 132916), (188, 98980), (196, 94940), (202, 92120), (235, 79184), (245, 75952), (280, 66458), (329, 56560), (376, 49490), (392, 47470), (404, 46060), (470, 39592), (490, 37976), (505, 36848), (560, 33229), (658, 28280), (707, 26320), (752, 24745), (784, 23735), (808, 23030), (940, 19796), (980, 18988), (1010, 18424), (1316, 14140), (1414, 13160), (1616, 11515), (1645, 11312), (1880, 9898), (1960, 9494), (2020, 9212), (2303, 8080), (2632, 7070), (2828, 6580), (3290, 5656), (3535, 5264), (3760, 4949), (3920, 4747), (4040, 4606)]