27550040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1692

約数の個数: 64

約数和(自身を含む): 72048960

約数和(自身を除く): 44498920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1613, 1708, 2135, 2440, 3226, 3416, 4270, 6452, 8065, 8540, 11291, 12904, 16130, 17080, 22582, 32260, 45164, 56455, 64520, 90328, 98393, 112910, 196786, 225820, 393572, 451640, 491965, 688751, 787144, 983930, 1377502, 1967860, 2755004, 3443755, 3935720, 5510008, 6887510, 13775020, 27550040]

約数ペア:

[(1, 27550040), (2, 13775020), (4, 6887510), (5, 5510008), (7, 3935720), (8, 3443755), (10, 2755004), (14, 1967860), (20, 1377502), (28, 983930), (35, 787144), (40, 688751), (56, 491965), (61, 451640), (70, 393572), (122, 225820), (140, 196786), (244, 112910), (280, 98393), (305, 90328), (427, 64520), (488, 56455), (610, 45164), (854, 32260), (1220, 22582), (1613, 17080), (1708, 16130), (2135, 12904), (2440, 11291), (3226, 8540), (3416, 8065), (4270, 6452)]