28940730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10601}}^1$

素因数の和:10631

約数の個数: 64

約数和(自身を含む): 85494528

約数和(自身を除く): 56553798

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10601, 21202, 31803, 53005, 63606, 74207, 106010, 137813, 148414, 159015, 222621, 275626, 318030, 371035, 413439, 445242, 689065, 742070, 826878, 964691, 1113105, 1378130, 1929382, 2067195, 2226210, 2894073, 4134390, 4823455, 5788146, 9646910, 14470365, 28940730]

約数ペア:

[(1, 28940730), (2, 14470365), (3, 9646910), (5, 5788146), (6, 4823455), (7, 4134390), (10, 2894073), (13, 2226210), (14, 2067195), (15, 1929382), (21, 1378130), (26, 1113105), (30, 964691), (35, 826878), (39, 742070), (42, 689065), (65, 445242), (70, 413439), (78, 371035), (91, 318030), (105, 275626), (130, 222621), (182, 159015), (195, 148414), (210, 137813), (273, 106010), (390, 74207), (455, 63606), (546, 53005), (910, 31803), (1365, 21202), (2730, 10601)]