7206920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3677}}^1$

素因数の和:3702

約数の個数: 48

約数和(自身を含む): 18868140

約数和(自身を除く): 11661220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3677, 7354, 14708, 18385, 25739, 29416, 36770, 51478, 73540, 102956, 128695, 147080, 180173, 205912, 257390, 360346, 514780, 720692, 900865, 1029560, 1441384, 1801730, 3603460, 7206920]

約数ペア:

[(1, 7206920), (2, 3603460), (4, 1801730), (5, 1441384), (7, 1029560), (8, 900865), (10, 720692), (14, 514780), (20, 360346), (28, 257390), (35, 205912), (40, 180173), (49, 147080), (56, 128695), (70, 102956), (98, 73540), (140, 51478), (196, 36770), (245, 29416), (280, 25739), (392, 18385), (490, 14708), (980, 7354), (1960, 3677)]