48487720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39103}}^1$

素因数の和:39145

約数の個数: 32

約数和(自身を含む): 112619520

約数和(自身を除く): 64131800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 39103, 78206, 156412, 195515, 312824, 391030, 782060, 1212193, 1564120, 2424386, 4848772, 6060965, 9697544, 12121930, 24243860, 48487720]

約数ペア:

[(1, 48487720), (2, 24243860), (4, 12121930), (5, 9697544), (8, 6060965), (10, 4848772), (20, 2424386), (31, 1564120), (40, 1212193), (62, 782060), (124, 391030), (155, 312824), (248, 195515), (310, 156412), (620, 78206), (1240, 39103)]