201937720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162853}}^1$

素因数の和:162895

約数の個数: 32

約数和(自身を含む): 469019520

約数和(自身を除く): 267081800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162853, 325706, 651412, 814265, 1302824, 1628530, 3257060, 5048443, 6514120, 10096886, 20193772, 25242215, 40387544, 50484430, 100968860, 201937720]

約数ペア:

[(1, 201937720), (2, 100968860), (4, 50484430), (5, 40387544), (8, 25242215), (10, 20193772), (20, 10096886), (31, 6514120), (40, 5048443), (62, 3257060), (124, 1628530), (155, 1302824), (248, 814265), (310, 651412), (620, 325706), (1240, 162853)]