30479540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16747}}^1$

素因数の和:16776

約数の個数: 48

約数和(自身を含む): 78782592

約数和(自身を除く): 48303052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16747, 33494, 66988, 83735, 117229, 167470, 217711, 234458, 334940, 435422, 468916, 586145, 870844, 1088555, 1172290, 1523977, 2177110, 2344580, 3047954, 4354220, 6095908, 7619885, 15239770, 30479540]

約数ペア:

[(1, 30479540), (2, 15239770), (4, 7619885), (5, 6095908), (7, 4354220), (10, 3047954), (13, 2344580), (14, 2177110), (20, 1523977), (26, 1172290), (28, 1088555), (35, 870844), (52, 586145), (65, 468916), (70, 435422), (91, 334940), (130, 234458), (140, 217711), (182, 167470), (260, 117229), (364, 83735), (455, 66988), (910, 33494), (1820, 16747)]