28960540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{769}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 69854400

約数和(自身を除く): 40893860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 769, 1076, 1345, 1538, 1883, 2690, 3076, 3766, 3845, 5380, 5383, 7532, 7690, 9415, 10766, 15380, 18830, 21532, 26915, 37660, 53830, 107660, 206861, 413722, 827444, 1034305, 1448027, 2068610, 2896054, 4137220, 5792108, 7240135, 14480270, 28960540]

約数ペア:

[(1, 28960540), (2, 14480270), (4, 7240135), (5, 5792108), (7, 4137220), (10, 2896054), (14, 2068610), (20, 1448027), (28, 1034305), (35, 827444), (70, 413722), (140, 206861), (269, 107660), (538, 53830), (769, 37660), (1076, 26915), (1345, 21532), (1538, 18830), (1883, 15380), (2690, 10766), (3076, 9415), (3766, 7690), (3845, 7532), (5380, 5383)]