7875890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 16317504

約数和(自身を除く): 8441614

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 283, 506, 566, 605, 1210, 1265, 1415, 2530, 2783, 2830, 3113, 5566, 6226, 6509, 13018, 13915, 15565, 27830, 31130, 32545, 34243, 65090, 68486, 71599, 143198, 171215, 342430, 357995, 715990, 787589, 1575178, 3937945, 7875890]

約数ペア:

[(1, 7875890), (2, 3937945), (5, 1575178), (10, 787589), (11, 715990), (22, 357995), (23, 342430), (46, 171215), (55, 143198), (110, 71599), (115, 68486), (121, 65090), (230, 34243), (242, 32545), (253, 31130), (283, 27830), (506, 15565), (566, 13915), (605, 13018), (1210, 6509), (1265, 6226), (1415, 5566), (2530, 3113), (2783, 2830)]