207632920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{471893}}^1$

素因数の和:471915

約数の個数: 32

約数和(自身を含む): 509645520

約数和(自身を除く): 302012600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 471893, 943786, 1887572, 2359465, 3775144, 4718930, 5190823, 9437860, 10381646, 18875720, 20763292, 25954115, 41526584, 51908230, 103816460, 207632920]

約数ペア:

[(1, 207632920), (2, 103816460), (4, 51908230), (5, 41526584), (8, 25954115), (10, 20763292), (11, 18875720), (20, 10381646), (22, 9437860), (40, 5190823), (44, 4718930), (55, 3775144), (88, 2359465), (110, 1887572), (220, 943786), (440, 471893)]