16888913720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{62119}}^1$

素因数の和:63108

約数の個数: 64

約数和(自身を含む): 43474060800

約数和(自身を除く): 26585147080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 971, 1942, 3884, 4855, 6797, 7768, 9710, 13594, 19420, 27188, 33985, 38840, 54376, 62119, 67970, 124238, 135940, 248476, 271880, 310595, 434833, 496952, 621190, 869666, 1242380, 1739332, 2174165, 2484760, 3478664, 4348330, 8696660, 17393320, 60317549, 120635098, 241270196, 301587745, 422222843, 482540392, 603175490, 844445686, 1206350980, 1688891372, 2111114215, 2412701960, 3377782744, 4222228430, 8444456860, 16888913720]

約数ペア:

[(1, 16888913720), (2, 8444456860), (4, 4222228430), (5, 3377782744), (7, 2412701960), (8, 2111114215), (10, 1688891372), (14, 1206350980), (20, 844445686), (28, 603175490), (35, 482540392), (40, 422222843), (56, 301587745), (70, 241270196), (140, 120635098), (280, 60317549), (971, 17393320), (1942, 8696660), (3884, 4348330), (4855, 3478664), (6797, 2484760), (7768, 2174165), (9710, 1739332), (13594, 1242380), (19420, 869666), (27188, 621190), (33985, 496952), (38840, 434833), (54376, 310595), (62119, 271880), (67970, 248476), (124238, 135940)]