22017100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 55496448

約数和(自身を除く): 33479348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 443, 497, 700, 710, 886, 994, 1420, 1772, 1775, 1988, 2215, 2485, 3101, 3550, 4430, 4970, 6202, 7100, 8860, 9940, 11075, 12404, 12425, 15505, 22150, 24850, 31010, 31453, 44300, 49700, 62020, 62906, 77525, 125812, 155050, 157265, 220171, 310100, 314530, 440342, 629060, 786325, 880684, 1100855, 1572650, 2201710, 3145300, 4403420, 5504275, 11008550, 22017100]

約数ペア:

[(1, 22017100), (2, 11008550), (4, 5504275), (5, 4403420), (7, 3145300), (10, 2201710), (14, 1572650), (20, 1100855), (25, 880684), (28, 786325), (35, 629060), (50, 440342), (70, 314530), (71, 310100), (100, 220171), (140, 157265), (142, 155050), (175, 125812), (284, 77525), (350, 62906), (355, 62020), (443, 49700), (497, 44300), (700, 31453), (710, 31010), (886, 24850), (994, 22150), (1420, 15505), (1772, 12425), (1775, 12404), (1988, 11075), (2215, 9940), (2485, 8860), (3101, 7100), (3550, 6202), (4430, 4970)]