208033420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12487}}^1$

素因数の和:12527

約数の個数: 72

約数和(自身を含む): 538132896

約数和(自身を除く): 330099476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 12487, 16660, 24974, 49948, 62435, 87409, 124870, 174818, 212279, 249740, 349636, 424558, 437045, 611863, 849116, 874090, 1061395, 1223726, 1485953, 1748180, 2122790, 2447452, 2971906, 3059315, 4245580, 5943812, 6118630, 7429765, 10401671, 12237260, 14859530, 20803342, 29719060, 41606684, 52008355, 104016710, 208033420]

約数ペア:

[(1, 208033420), (2, 104016710), (4, 52008355), (5, 41606684), (7, 29719060), (10, 20803342), (14, 14859530), (17, 12237260), (20, 10401671), (28, 7429765), (34, 6118630), (35, 5943812), (49, 4245580), (68, 3059315), (70, 2971906), (85, 2447452), (98, 2122790), (119, 1748180), (140, 1485953), (170, 1223726), (196, 1061395), (238, 874090), (245, 849116), (340, 611863), (476, 437045), (490, 424558), (595, 349636), (833, 249740), (980, 212279), (1190, 174818), (1666, 124870), (2380, 87409), (3332, 62435), (4165, 49948), (8330, 24974), (12487, 16660)]