53985320

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5647}}^1$

素因数の和:5897

約数の個数: 32

約数和(自身を含む): 121996800

約数和(自身を除く): 68011480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 5647, 9560, 11294, 22588, 28235, 45176, 56470, 112940, 225880, 1349633, 2699266, 5398532, 6748165, 10797064, 13496330, 26992660, 53985320]

約数ペア:

[(1, 53985320), (2, 26992660), (4, 13496330), (5, 10797064), (8, 6748165), (10, 5398532), (20, 2699266), (40, 1349633), (239, 225880), (478, 112940), (956, 56470), (1195, 45176), (1912, 28235), (2390, 22588), (4780, 11294), (5647, 9560)]