30859780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4228

約数の個数: 48

約数和(自身を含む): 75479040

約数和(自身を除く): 44619260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 4159, 7420, 8318, 16636, 20795, 29113, 41590, 58226, 83180, 116452, 145565, 220427, 291130, 440854, 582260, 881708, 1102135, 1542989, 2204270, 3085978, 4408540, 6171956, 7714945, 15429890, 30859780]

約数ペア:

[(1, 30859780), (2, 15429890), (4, 7714945), (5, 6171956), (7, 4408540), (10, 3085978), (14, 2204270), (20, 1542989), (28, 1102135), (35, 881708), (53, 582260), (70, 440854), (106, 291130), (140, 220427), (212, 145565), (265, 116452), (371, 83180), (530, 58226), (742, 41590), (1060, 29113), (1484, 20795), (1855, 16636), (3710, 8318), (4159, 7420)]