84389620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1319}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 203132160

約数和(自身を除く): 118742540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1319, 1828, 2285, 2638, 3199, 4570, 5276, 6398, 6595, 9140, 9233, 12796, 13190, 15995, 18466, 26380, 31990, 36932, 46165, 63980, 92330, 184660, 602783, 1205566, 2411132, 3013915, 4219481, 6027830, 8438962, 12055660, 16877924, 21097405, 42194810, 84389620]

約数ペア:

[(1, 84389620), (2, 42194810), (4, 21097405), (5, 16877924), (7, 12055660), (10, 8438962), (14, 6027830), (20, 4219481), (28, 3013915), (35, 2411132), (70, 1205566), (140, 602783), (457, 184660), (914, 92330), (1319, 63980), (1828, 46165), (2285, 36932), (2638, 31990), (3199, 26380), (4570, 18466), (5276, 15995), (6398, 13190), (6595, 12796), (9140, 9233)]