30507890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2707}}^1$

素因数の和:2751

約数の個数: 48

約数和(自身を含む): 66681792

約数和(自身を除く): 36173902

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 2707, 5414, 5635, 11270, 13535, 18949, 27070, 37898, 62261, 94745, 124522, 132643, 189490, 265286, 311305, 435827, 622610, 663215, 871654, 1326430, 2179135, 3050789, 4358270, 6101578, 15253945, 30507890]

約数ペア:

[(1, 30507890), (2, 15253945), (5, 6101578), (7, 4358270), (10, 3050789), (14, 2179135), (23, 1326430), (35, 871654), (46, 663215), (49, 622610), (70, 435827), (98, 311305), (115, 265286), (161, 189490), (230, 132643), (245, 124522), (322, 94745), (490, 62261), (805, 37898), (1127, 27070), (1610, 18949), (2254, 13535), (2707, 11270), (5414, 5635)]