1138489490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{23173}}^1$

素因数の和:23231

約数の個数: 32

約数和(自身を含む): 2177429040

約数和(自身を除く): 1038939550

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 4913, 9826, 23173, 24565, 46346, 49130, 115865, 231730, 393941, 787882, 1969705, 3939410, 6696997, 13393994, 33484985, 66969970, 113848949, 227697898, 569244745, 1138489490]

約数ペア:

[(1, 1138489490), (2, 569244745), (5, 227697898), (10, 113848949), (17, 66969970), (34, 33484985), (85, 13393994), (170, 6696997), (289, 3939410), (578, 1969705), (1445, 787882), (2890, 393941), (4913, 231730), (9826, 115865), (23173, 49130), (24565, 46346)]