16953640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 42456960

約数和(自身を除く): 25503320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 727, 1060, 1166, 1454, 2120, 2332, 2908, 2915, 3635, 4664, 5816, 5830, 7270, 7997, 11660, 14540, 15994, 23320, 29080, 31988, 38531, 39985, 63976, 77062, 79970, 154124, 159940, 192655, 308248, 319880, 385310, 423841, 770620, 847682, 1541240, 1695364, 2119205, 3390728, 4238410, 8476820, 16953640]

約数ペア:

[(1, 16953640), (2, 8476820), (4, 4238410), (5, 3390728), (8, 2119205), (10, 1695364), (11, 1541240), (20, 847682), (22, 770620), (40, 423841), (44, 385310), (53, 319880), (55, 308248), (88, 192655), (106, 159940), (110, 154124), (212, 79970), (220, 77062), (265, 63976), (424, 39985), (440, 38531), (530, 31988), (583, 29080), (727, 23320), (1060, 15994), (1166, 14540), (1454, 11660), (2120, 7997), (2332, 7270), (2908, 5830), (2915, 5816), (3635, 4664)]