30138724

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 48

約数和(自身を含む): 67132800

約数和(自身を除く): 36994076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1997, 2156, 3773, 3994, 7546, 7988, 13979, 15092, 21967, 27958, 43934, 55916, 87868, 97853, 153769, 195706, 307538, 391412, 615076, 684971, 1076383, 1369942, 2152766, 2739884, 4305532, 7534681, 15069362, 30138724]

約数ペア:

[(1, 30138724), (2, 15069362), (4, 7534681), (7, 4305532), (11, 2739884), (14, 2152766), (22, 1369942), (28, 1076383), (44, 684971), (49, 615076), (77, 391412), (98, 307538), (154, 195706), (196, 153769), (308, 97853), (343, 87868), (539, 55916), (686, 43934), (1078, 27958), (1372, 21967), (1997, 15092), (2156, 13979), (3773, 7988), (3994, 7546)]