352789220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{51427}}^1$

素因数の和:51457

約数の個数: 48

約数和(自身を含む): 863990400

約数和(自身を除く): 511201180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 51427, 102854, 205708, 257135, 359989, 514270, 719978, 1028540, 1439956, 1799945, 2519923, 3599890, 5039846, 7199780, 10079692, 12599615, 17639461, 25199230, 35278922, 50398460, 70557844, 88197305, 176394610, 352789220]

約数ペア:

[(1, 352789220), (2, 176394610), (4, 88197305), (5, 70557844), (7, 50398460), (10, 35278922), (14, 25199230), (20, 17639461), (28, 12599615), (35, 10079692), (49, 7199780), (70, 5039846), (98, 3599890), (140, 2519923), (196, 1799945), (245, 1439956), (343, 1028540), (490, 719978), (686, 514270), (980, 359989), (1372, 257135), (1715, 205708), (3430, 102854), (6860, 51427)]