4045930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 8864640

約数和(自身を除く): 4818710

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 359, 490, 718, 805, 1127, 1610, 1795, 2254, 2513, 3590, 5026, 5635, 8257, 11270, 12565, 16514, 17591, 25130, 35182, 41285, 57799, 82570, 87955, 115598, 175910, 288995, 404593, 577990, 809186, 2022965, 4045930]

約数ペア:

[(1, 4045930), (2, 2022965), (5, 809186), (7, 577990), (10, 404593), (14, 288995), (23, 175910), (35, 115598), (46, 87955), (49, 82570), (70, 57799), (98, 41285), (115, 35182), (161, 25130), (230, 17591), (245, 16514), (322, 12565), (359, 11270), (490, 8257), (718, 5635), (805, 5026), (1127, 3590), (1610, 2513), (1795, 2254)]