102709640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21221}}^1$

素因数の和:21254

約数の個数: 48

約数和(自身を含む): 254027340

約数和(自身を除く): 151317700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 21221, 42442, 84884, 106105, 169768, 212210, 233431, 424420, 466862, 848840, 933724, 1167155, 1867448, 2334310, 2567741, 4668620, 5135482, 9337240, 10270964, 12838705, 20541928, 25677410, 51354820, 102709640]

約数ペア:

[(1, 102709640), (2, 51354820), (4, 25677410), (5, 20541928), (8, 12838705), (10, 10270964), (11, 9337240), (20, 5135482), (22, 4668620), (40, 2567741), (44, 2334310), (55, 1867448), (88, 1167155), (110, 933724), (121, 848840), (220, 466862), (242, 424420), (440, 233431), (484, 212210), (605, 169768), (968, 106105), (1210, 84884), (2420, 42442), (4840, 21221)]