3245390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 6583680

約数和(自身を除く): 3338290

約数列:

[1, 2, 5, 10, 19, 29, 31, 38, 58, 62, 95, 145, 155, 190, 290, 310, 361, 551, 589, 722, 899, 1102, 1178, 1798, 1805, 2755, 2945, 3610, 4495, 5510, 5890, 8990, 10469, 11191, 17081, 20938, 22382, 34162, 52345, 55955, 85405, 104690, 111910, 170810, 324539, 649078, 1622695, 3245390]

約数ペア:

[(1, 3245390), (2, 1622695), (5, 649078), (10, 324539), (19, 170810), (29, 111910), (31, 104690), (38, 85405), (58, 55955), (62, 52345), (95, 34162), (145, 22382), (155, 20938), (190, 17081), (290, 11191), (310, 10469), (361, 8990), (551, 5890), (589, 5510), (722, 4495), (899, 3610), (1102, 2945), (1178, 2755), (1798, 1805)]