697788140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{171869}}^1$

素因数の和:171914

約数の個数: 48

約数和(自身を含む): 1732449600

約数和(自身を除く): 1034661460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 171869, 343738, 687476, 859345, 1203083, 1718690, 2406166, 3437380, 4812332, 4984201, 6015415, 9968402, 12030830, 19936804, 24061660, 24921005, 34889407, 49842010, 69778814, 99684020, 139557628, 174447035, 348894070, 697788140]

約数ペア:

[(1, 697788140), (2, 348894070), (4, 174447035), (5, 139557628), (7, 99684020), (10, 69778814), (14, 49842010), (20, 34889407), (28, 24921005), (29, 24061660), (35, 19936804), (58, 12030830), (70, 9968402), (116, 6015415), (140, 4984201), (145, 4812332), (203, 3437380), (290, 2406166), (406, 1718690), (580, 1203083), (812, 859345), (1015, 687476), (2030, 343738), (4060, 171869)]