30742460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12917}}^1$

素因数の和:12950

約数の個数: 48

約数和(自身を含む): 78128064

約数和(自身を除く): 47385604

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 12917, 25834, 51668, 64585, 90419, 129170, 180838, 219589, 258340, 361676, 439178, 452095, 878356, 904190, 1097945, 1537123, 1808380, 2195890, 3074246, 4391780, 6148492, 7685615, 15371230, 30742460]

約数ペア:

[(1, 30742460), (2, 15371230), (4, 7685615), (5, 6148492), (7, 4391780), (10, 3074246), (14, 2195890), (17, 1808380), (20, 1537123), (28, 1097945), (34, 904190), (35, 878356), (68, 452095), (70, 439178), (85, 361676), (119, 258340), (140, 219589), (170, 180838), (238, 129170), (340, 90419), (476, 64585), (595, 51668), (1190, 25834), (2380, 12917)]