13813120

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 33488640

約数和(自身を除く): 19675520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 191, 226, 320, 382, 452, 565, 640, 764, 904, 955, 1130, 1528, 1808, 1910, 2260, 3056, 3616, 3820, 4520, 6112, 7232, 7640, 9040, 12224, 14464, 15280, 18080, 21583, 24448, 30560, 36160, 43166, 61120, 72320, 86332, 107915, 122240, 172664, 215830, 345328, 431660, 690656, 863320, 1381312, 1726640, 2762624, 3453280, 6906560, 13813120]

約数ペア:

[(1, 13813120), (2, 6906560), (4, 3453280), (5, 2762624), (8, 1726640), (10, 1381312), (16, 863320), (20, 690656), (32, 431660), (40, 345328), (64, 215830), (80, 172664), (113, 122240), (128, 107915), (160, 86332), (191, 72320), (226, 61120), (320, 43166), (382, 36160), (452, 30560), (565, 24448), (640, 21583), (764, 18080), (904, 15280), (955, 14464), (1130, 12224), (1528, 9040), (1808, 7640), (1910, 7232), (2260, 6112), (3056, 4520), (3616, 3820)]