21799400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 60531840

約数和(自身を除く): 38732440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 460, 575, 644, 677, 700, 805, 920, 1150, 1288, 1354, 1400, 1610, 2300, 2708, 3220, 3385, 4025, 4600, 4739, 5416, 6440, 6770, 8050, 9478, 13540, 15571, 16100, 16925, 18956, 23695, 27080, 31142, 32200, 33850, 37912, 47390, 62284, 67700, 77855, 94780, 108997, 118475, 124568, 135400, 155710, 189560, 217994, 236950, 311420, 389275, 435988, 473900, 544985, 622840, 778550, 871976, 947800, 1089970, 1557100, 2179940, 2724925, 3114200, 4359880, 5449850, 10899700, 21799400]

約数ペア:

[(1, 21799400), (2, 10899700), (4, 5449850), (5, 4359880), (7, 3114200), (8, 2724925), (10, 2179940), (14, 1557100), (20, 1089970), (23, 947800), (25, 871976), (28, 778550), (35, 622840), (40, 544985), (46, 473900), (50, 435988), (56, 389275), (70, 311420), (92, 236950), (100, 217994), (115, 189560), (140, 155710), (161, 135400), (175, 124568), (184, 118475), (200, 108997), (230, 94780), (280, 77855), (322, 67700), (350, 62284), (460, 47390), (575, 37912), (644, 33850), (677, 32200), (700, 31142), (805, 27080), (920, 23695), (1150, 18956), (1288, 16925), (1354, 16100), (1400, 15571), (1610, 13540), (2300, 9478), (2708, 8050), (3220, 6770), (3385, 6440), (4025, 5416), (4600, 4739)]