2874700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 7030800

約数和(自身を除く): 4156100

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 89, 95, 100, 170, 178, 190, 323, 340, 356, 380, 425, 445, 475, 646, 850, 890, 950, 1292, 1513, 1615, 1691, 1700, 1780, 1900, 2225, 3026, 3230, 3382, 4450, 6052, 6460, 6764, 7565, 8075, 8455, 8900, 15130, 16150, 16910, 28747, 30260, 32300, 33820, 37825, 42275, 57494, 75650, 84550, 114988, 143735, 151300, 169100, 287470, 574940, 718675, 1437350, 2874700]

約数ペア:

[(1, 2874700), (2, 1437350), (4, 718675), (5, 574940), (10, 287470), (17, 169100), (19, 151300), (20, 143735), (25, 114988), (34, 84550), (38, 75650), (50, 57494), (68, 42275), (76, 37825), (85, 33820), (89, 32300), (95, 30260), (100, 28747), (170, 16910), (178, 16150), (190, 15130), (323, 8900), (340, 8455), (356, 8075), (380, 7565), (425, 6764), (445, 6460), (475, 6052), (646, 4450), (850, 3382), (890, 3230), (950, 3026), (1292, 2225), (1513, 1900), (1615, 1780), (1691, 1700)]