12980640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{27043}}^1$

素因数の和:27061

約数の個数: 48

約数和(自身を含む): 40890528

約数和(自身を除く): 27909888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 27043, 54086, 81129, 108172, 135215, 162258, 216344, 270430, 324516, 405645, 432688, 540860, 649032, 811290, 865376, 1081720, 1298064, 1622580, 2163440, 2596128, 3245160, 4326880, 6490320, 12980640]

約数ペア:

[(1, 12980640), (2, 6490320), (3, 4326880), (4, 3245160), (5, 2596128), (6, 2163440), (8, 1622580), (10, 1298064), (12, 1081720), (15, 865376), (16, 811290), (20, 649032), (24, 540860), (30, 432688), (32, 405645), (40, 324516), (48, 270430), (60, 216344), (80, 162258), (96, 135215), (120, 108172), (160, 81129), (240, 54086), (480, 27043)]