7019950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 15427584

約数和(自身を除く): 8407634

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 647, 775, 1085, 1294, 1550, 2170, 3235, 4529, 5425, 6470, 9058, 10850, 16175, 20057, 22645, 32350, 40114, 45290, 100285, 113225, 140399, 200570, 226450, 280798, 501425, 701995, 1002850, 1403990, 3509975, 7019950]

約数ペア:

[(1, 7019950), (2, 3509975), (5, 1403990), (7, 1002850), (10, 701995), (14, 501425), (25, 280798), (31, 226450), (35, 200570), (50, 140399), (62, 113225), (70, 100285), (155, 45290), (175, 40114), (217, 32350), (310, 22645), (350, 20057), (434, 16175), (647, 10850), (775, 9058), (1085, 6470), (1294, 5425), (1550, 4529), (2170, 3235)]