2990470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 6648480

約数和(自身を除く): 3658010

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 359, 490, 595, 718, 833, 1190, 1666, 1795, 2513, 3590, 4165, 5026, 6103, 8330, 12206, 12565, 17591, 25130, 30515, 35182, 42721, 61030, 85442, 87955, 175910, 213605, 299047, 427210, 598094, 1495235, 2990470]

約数ペア:

[(1, 2990470), (2, 1495235), (5, 598094), (7, 427210), (10, 299047), (14, 213605), (17, 175910), (34, 87955), (35, 85442), (49, 61030), (70, 42721), (85, 35182), (98, 30515), (119, 25130), (170, 17591), (238, 12565), (245, 12206), (359, 8330), (490, 6103), (595, 5026), (718, 4165), (833, 3590), (1190, 2513), (1666, 1795)]