18435520

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1157

約数の個数: 56

約数和(自身を含む): 44769024

約数和(自身を除く): 26333504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1087, 1696, 2120, 2174, 3392, 4240, 4348, 5435, 8480, 8696, 10870, 16960, 17392, 21740, 34784, 43480, 57611, 69568, 86960, 115222, 173920, 230444, 288055, 347840, 460888, 576110, 921776, 1152220, 1843552, 2304440, 3687104, 4608880, 9217760, 18435520]

約数ペア:

[(1, 18435520), (2, 9217760), (4, 4608880), (5, 3687104), (8, 2304440), (10, 1843552), (16, 1152220), (20, 921776), (32, 576110), (40, 460888), (53, 347840), (64, 288055), (80, 230444), (106, 173920), (160, 115222), (212, 86960), (265, 69568), (320, 57611), (424, 43480), (530, 34784), (848, 21740), (1060, 17392), (1087, 16960), (1696, 10870), (2120, 8696), (2174, 8480), (3392, 5435), (4240, 4348)]