1337125840

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 3145798656

約数和(自身を除く): 1808672816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 241, 311, 446, 482, 622, 892, 964, 1115, 1205, 1244, 1555, 1784, 1928, 2230, 2410, 2488, 3110, 3568, 3856, 4460, 4820, 4976, 6220, 8920, 9640, 12440, 17840, 19280, 24880, 53743, 69353, 74951, 107486, 138706, 149902, 214972, 268715, 277412, 299804, 346765, 374755, 429944, 537430, 554824, 599608, 693530, 749510, 859888, 1074860, 1109648, 1199216, 1387060, 1499020, 2149720, 2774120, 2998040, 4299440, 5548240, 5996080, 16714073, 33428146, 66856292, 83570365, 133712584, 167140730, 267425168, 334281460, 668562920, 1337125840]

約数ペア:

[(1, 1337125840), (2, 668562920), (4, 334281460), (5, 267425168), (8, 167140730), (10, 133712584), (16, 83570365), (20, 66856292), (40, 33428146), (80, 16714073), (223, 5996080), (241, 5548240), (311, 4299440), (446, 2998040), (482, 2774120), (622, 2149720), (892, 1499020), (964, 1387060), (1115, 1199216), (1205, 1109648), (1244, 1074860), (1555, 859888), (1784, 749510), (1928, 693530), (2230, 599608), (2410, 554824), (2488, 537430), (3110, 429944), (3568, 374755), (3856, 346765), (4460, 299804), (4820, 277412), (4976, 268715), (6220, 214972), (8920, 149902), (9640, 138706), (12440, 107486), (17840, 74951), (19280, 69353), (24880, 53743)]