551465840

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{28603}}^1$

素因数の和:28857

約数の個数: 40

約数和(自身を含む): 1287523248

約数和(自身を除く): 736057408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 19280, 28603, 57206, 114412, 143015, 228824, 286030, 457648, 572060, 1144120, 2288240, 6893323, 13786646, 27573292, 34466615, 55146584, 68933230, 110293168, 137866460, 275732920, 551465840]

約数ペア:

[(1, 551465840), (2, 275732920), (4, 137866460), (5, 110293168), (8, 68933230), (10, 55146584), (16, 34466615), (20, 27573292), (40, 13786646), (80, 6893323), (241, 2288240), (482, 1144120), (964, 572060), (1205, 457648), (1928, 286030), (2410, 228824), (3856, 143015), (4820, 114412), (9640, 57206), (19280, 28603)]