778849340

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1\times {\mathrm{463}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 1650633600

約数和(自身を除く): 871784260

約数列:

[1, 2, 4, 5, 10, 20, 241, 349, 463, 482, 698, 926, 964, 1205, 1396, 1745, 1852, 2315, 2410, 3490, 4630, 4820, 6980, 9260, 84109, 111583, 161587, 168218, 223166, 323174, 336436, 420545, 446332, 557915, 646348, 807935, 841090, 1115830, 1615870, 1682180, 2231660, 3231740, 38942467, 77884934, 155769868, 194712335, 389424670, 778849340]

約数ペア:

[(1, 778849340), (2, 389424670), (4, 194712335), (5, 155769868), (10, 77884934), (20, 38942467), (241, 3231740), (349, 2231660), (463, 1682180), (482, 1615870), (698, 1115830), (926, 841090), (964, 807935), (1205, 646348), (1396, 557915), (1745, 446332), (1852, 420545), (2315, 336436), (2410, 323174), (3490, 223166), (4630, 168218), (4820, 161587), (6980, 111583), (9260, 84109)]