1570407860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{829}}^1\times {\mathrm{1933}}^1$

素因数の和:2785

約数の個数: 72

約数和(自身を含む): 3842896680

約数和(自身を除く): 2272488820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 829, 980, 1658, 1933, 3316, 3866, 4145, 5803, 7732, 8290, 9665, 11606, 13531, 16580, 19330, 23212, 27062, 29015, 38660, 40621, 54124, 58030, 67655, 81242, 94717, 116060, 135310, 162484, 189434, 203105, 270620, 378868, 406210, 473585, 812420, 947170, 1602457, 1894340, 3204914, 6409828, 8012285, 11217199, 16024570, 22434398, 32049140, 44868796, 56085995, 78520393, 112171990, 157040786, 224343980, 314081572, 392601965, 785203930, 1570407860]

約数ペア:

[(1, 1570407860), (2, 785203930), (4, 392601965), (5, 314081572), (7, 224343980), (10, 157040786), (14, 112171990), (20, 78520393), (28, 56085995), (35, 44868796), (49, 32049140), (70, 22434398), (98, 16024570), (140, 11217199), (196, 8012285), (245, 6409828), (490, 3204914), (829, 1894340), (980, 1602457), (1658, 947170), (1933, 812420), (3316, 473585), (3866, 406210), (4145, 378868), (5803, 270620), (7732, 203105), (8290, 189434), (9665, 162484), (11606, 135310), (13531, 116060), (16580, 94717), (19330, 81242), (23212, 67655), (27062, 58030), (29015, 54124), (38660, 40621)]