30519890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 60203520

約数和(自身を除く): 29683630

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 191, 290, 382, 551, 841, 955, 1102, 1682, 1910, 2755, 3629, 4205, 5510, 5539, 7258, 8410, 11078, 15979, 18145, 27695, 31958, 36290, 55390, 79895, 105241, 159790, 160631, 210482, 321262, 526205, 803155, 1052410, 1606310, 3051989, 6103978, 15259945, 30519890]

約数ペア:

[(1, 30519890), (2, 15259945), (5, 6103978), (10, 3051989), (19, 1606310), (29, 1052410), (38, 803155), (58, 526205), (95, 321262), (145, 210482), (190, 160631), (191, 159790), (290, 105241), (382, 79895), (551, 55390), (841, 36290), (955, 31958), (1102, 27695), (1682, 18145), (1910, 15979), (2755, 11078), (3629, 8410), (4205, 7258), (5510, 5539)]