28790370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{15233}}^1$

素因数の和:15256

約数の個数: 64

約数和(自身を含む): 87747840

約数和(自身を除く): 58957470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 15233, 30466, 45699, 76165, 91398, 106631, 137097, 152330, 213262, 228495, 274194, 319893, 411291, 456990, 533155, 639786, 685485, 822582, 959679, 1066310, 1370970, 1599465, 1919358, 2056455, 2879037, 3198930, 4112910, 4798395, 5758074, 9596790, 14395185, 28790370]

約数ペア:

[(1, 28790370), (2, 14395185), (3, 9596790), (5, 5758074), (6, 4798395), (7, 4112910), (9, 3198930), (10, 2879037), (14, 2056455), (15, 1919358), (18, 1599465), (21, 1370970), (27, 1066310), (30, 959679), (35, 822582), (42, 685485), (45, 639786), (54, 533155), (63, 456990), (70, 411291), (90, 319893), (105, 274194), (126, 228495), (135, 213262), (189, 152330), (210, 137097), (270, 106631), (315, 91398), (378, 76165), (630, 45699), (945, 30466), (1890, 15233)]