30745990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 65111040

約数和(自身を除く): 34365050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 190, 209, 235, 313, 418, 470, 517, 626, 893, 1034, 1045, 1565, 1786, 2090, 2585, 3130, 3443, 4465, 5170, 5947, 6886, 8930, 9823, 11894, 14711, 17215, 19646, 29422, 29735, 34430, 49115, 59470, 65417, 73555, 98230, 130834, 147110, 161821, 279509, 323642, 327085, 559018, 654170, 809105, 1397545, 1618210, 2795090, 3074599, 6149198, 15372995, 30745990]

約数ペア:

[(1, 30745990), (2, 15372995), (5, 6149198), (10, 3074599), (11, 2795090), (19, 1618210), (22, 1397545), (38, 809105), (47, 654170), (55, 559018), (94, 327085), (95, 323642), (110, 279509), (190, 161821), (209, 147110), (235, 130834), (313, 98230), (418, 73555), (470, 65417), (517, 59470), (626, 49115), (893, 34430), (1034, 29735), (1045, 29422), (1565, 19646), (1786, 17215), (2090, 14711), (2585, 11894), (3130, 9823), (3443, 8930), (4465, 6886), (5170, 5947)]