1335890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 2592000

約数和(自身を除く): 1256110

約数列:

[1, 2, 5, 10, 19, 38, 79, 89, 95, 158, 178, 190, 395, 445, 790, 890, 1501, 1691, 3002, 3382, 7031, 7505, 8455, 14062, 15010, 16910, 35155, 70310, 133589, 267178, 667945, 1335890]

約数ペア:

[(1, 1335890), (2, 667945), (5, 267178), (10, 133589), (19, 70310), (38, 35155), (79, 16910), (89, 15010), (95, 14062), (158, 8455), (178, 7505), (190, 7031), (395, 3382), (445, 3002), (790, 1691), (890, 1501)]