6813280

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 16299360

約数和(自身を除く): 9486080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 439, 485, 776, 878, 970, 1552, 1756, 1940, 2195, 3104, 3512, 3880, 4390, 7024, 7760, 8780, 14048, 15520, 17560, 35120, 42583, 70240, 85166, 170332, 212915, 340664, 425830, 681328, 851660, 1362656, 1703320, 3406640, 6813280]

約数ペア:

[(1, 6813280), (2, 3406640), (4, 1703320), (5, 1362656), (8, 851660), (10, 681328), (16, 425830), (20, 340664), (32, 212915), (40, 170332), (80, 85166), (97, 70240), (160, 42583), (194, 35120), (388, 17560), (439, 15520), (485, 14048), (776, 8780), (878, 7760), (970, 7024), (1552, 4390), (1756, 3880), (1940, 3512), (2195, 3104)]