400528736

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{3371}}^1$

素因数の和:3507

約数の個数: 48

約数和(自身を含む): 815754240

約数和(自身を除く): 415225504

約数列:

[1, 2, 4, 8, 16, 32, 47, 79, 94, 158, 188, 316, 376, 632, 752, 1264, 1504, 2528, 3371, 3713, 6742, 7426, 13484, 14852, 26968, 29704, 53936, 59408, 107872, 118816, 158437, 266309, 316874, 532618, 633748, 1065236, 1267496, 2130472, 2534992, 4260944, 5069984, 8521888, 12516523, 25033046, 50066092, 100132184, 200264368, 400528736]

約数ペア:

[(1, 400528736), (2, 200264368), (4, 100132184), (8, 50066092), (16, 25033046), (32, 12516523), (47, 8521888), (79, 5069984), (94, 4260944), (158, 2534992), (188, 2130472), (316, 1267496), (376, 1065236), (632, 633748), (752, 532618), (1264, 316874), (1504, 266309), (2528, 158437), (3371, 118816), (3713, 107872), (6742, 59408), (7426, 53936), (13484, 29704), (14852, 26968)]