28380376

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 58155840

約数和(自身を除く): 29775464

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 317, 361, 589, 634, 722, 1178, 1268, 1444, 2356, 2536, 2888, 4712, 6023, 9827, 11191, 12046, 19654, 22382, 24092, 39308, 44764, 48184, 78616, 89528, 114437, 186713, 228874, 373426, 457748, 746852, 915496, 1493704, 3547547, 7095094, 14190188, 28380376]

約数ペア:

[(1, 28380376), (2, 14190188), (4, 7095094), (8, 3547547), (19, 1493704), (31, 915496), (38, 746852), (62, 457748), (76, 373426), (124, 228874), (152, 186713), (248, 114437), (317, 89528), (361, 78616), (589, 48184), (634, 44764), (722, 39308), (1178, 24092), (1268, 22382), (1444, 19654), (2356, 12046), (2536, 11191), (2888, 9827), (4712, 6023)]