28850480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7673}}^1$

素因数の和:7733

約数の個数: 40

約数和(自身を含む): 68513472

約数和(自身を除く): 39662992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 7673, 15346, 30692, 38365, 61384, 76730, 122768, 153460, 306920, 360631, 613840, 721262, 1442524, 1803155, 2885048, 3606310, 5770096, 7212620, 14425240, 28850480]

約数ペア:

[(1, 28850480), (2, 14425240), (4, 7212620), (5, 5770096), (8, 3606310), (10, 2885048), (16, 1803155), (20, 1442524), (40, 721262), (47, 613840), (80, 360631), (94, 306920), (188, 153460), (235, 122768), (376, 76730), (470, 61384), (752, 38365), (940, 30692), (1880, 15346), (3760, 7673)]