3972103660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{7963}}^1$

素因数の和:8495

約数の個数: 72

約数和(自身を含む): 9723566160

約数和(自身を除く): 5751462500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 509, 980, 1018, 2036, 2545, 3563, 5090, 7126, 7963, 10180, 14252, 15926, 17815, 24941, 31852, 35630, 39815, 49882, 55741, 71260, 79630, 99764, 111482, 124705, 159260, 222964, 249410, 278705, 390187, 498820, 557410, 780374, 1114820, 1560748, 1950935, 3901870, 4053167, 7803740, 8106334, 16212668, 20265835, 28372169, 40531670, 56744338, 81063340, 113488676, 141860845, 198605183, 283721690, 397210366, 567443380, 794420732, 993025915, 1986051830, 3972103660]

約数ペア:

[(1, 3972103660), (2, 1986051830), (4, 993025915), (5, 794420732), (7, 567443380), (10, 397210366), (14, 283721690), (20, 198605183), (28, 141860845), (35, 113488676), (49, 81063340), (70, 56744338), (98, 40531670), (140, 28372169), (196, 20265835), (245, 16212668), (490, 8106334), (509, 7803740), (980, 4053167), (1018, 3901870), (2036, 1950935), (2545, 1560748), (3563, 1114820), (5090, 780374), (7126, 557410), (7963, 498820), (10180, 390187), (14252, 278705), (15926, 249410), (17815, 222964), (24941, 159260), (31852, 124705), (35630, 111482), (39815, 99764), (49882, 79630), (55741, 71260)]