12787190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 27095040

約数和(自身を除く): 14307850

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 167, 190, 247, 310, 334, 403, 494, 589, 806, 835, 1178, 1235, 1670, 2015, 2171, 2470, 2945, 3173, 4030, 4342, 5177, 5890, 6346, 7657, 10354, 10855, 15314, 15865, 21710, 25885, 31730, 38285, 41249, 51770, 67301, 76570, 82498, 98363, 134602, 196726, 206245, 336505, 412490, 491815, 673010, 983630, 1278719, 2557438, 6393595, 12787190]

約数ペア:

[(1, 12787190), (2, 6393595), (5, 2557438), (10, 1278719), (13, 983630), (19, 673010), (26, 491815), (31, 412490), (38, 336505), (62, 206245), (65, 196726), (95, 134602), (130, 98363), (155, 82498), (167, 76570), (190, 67301), (247, 51770), (310, 41249), (334, 38285), (403, 31730), (494, 25885), (589, 21710), (806, 15865), (835, 15314), (1178, 10855), (1235, 10354), (1670, 7657), (2015, 6346), (2171, 5890), (2470, 5177), (2945, 4342), (3173, 4030)]