30485420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12809}}^1$

素因数の和:12842

約数の個数: 48

約数和(自身を含む): 77474880

約数和(自身を除く): 46989460

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, 12809, 25618, 51236, 64045, 89663, 128090, 179326, 217753, 256180, 358652, 435506, 448315, 871012, 896630, 1088765, 1524271, 1793260, 2177530, 3048542, 4355060, 6097084, 7621355, 15242710, 30485420]

約数ペア:

[(1, 30485420), (2, 15242710), (4, 7621355), (5, 6097084), (7, 4355060), (10, 3048542), (14, 2177530), (17, 1793260), (20, 1524271), (28, 1088765), (34, 896630), (35, 871012), (68, 448315), (70, 435506), (85, 358652), (119, 256180), (140, 217753), (170, 179326), (238, 128090), (340, 89663), (476, 64045), (595, 51236), (1190, 25618), (2380, 12809)]