210801452840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1137991}}^1$

素因数の和:1138434

約数の個数: 64

約数和(自身を含む): 518651233920

約数和(自身を除く): 307849781080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 842, 1684, 2105, 3368, 4210, 4631, 8420, 9262, 16840, 18524, 23155, 37048, 46310, 92620, 185240, 1137991, 2275982, 4551964, 5689955, 9103928, 11379910, 12517901, 22759820, 25035802, 45519640, 50071604, 62589505, 100143208, 125179010, 250358020, 479094211, 500716040, 958188422, 1916376844, 2395471055, 3832753688, 4790942110, 5270036321, 9581884220, 10540072642, 19163768440, 21080145284, 26350181605, 42160290568, 52700363210, 105400726420, 210801452840]

約数ペア:

[(1, 210801452840), (2, 105400726420), (4, 52700363210), (5, 42160290568), (8, 26350181605), (10, 21080145284), (11, 19163768440), (20, 10540072642), (22, 9581884220), (40, 5270036321), (44, 4790942110), (55, 3832753688), (88, 2395471055), (110, 1916376844), (220, 958188422), (421, 500716040), (440, 479094211), (842, 250358020), (1684, 125179010), (2105, 100143208), (3368, 62589505), (4210, 50071604), (4631, 45519640), (8420, 25035802), (9262, 22759820), (16840, 12517901), (18524, 11379910), (23155, 9103928), (37048, 5689955), (46310, 4551964), (92620, 2275982), (185240, 1137991)]