30516304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20959}}^1$

素因数の和:20987

約数の個数: 40

約数和(自身を含む): 72773120

約数和(自身を除く): 42256816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 20959, 41918, 83836, 146713, 167672, 272467, 293426, 335344, 544934, 586852, 1089868, 1173704, 1907269, 2179736, 2347408, 3814538, 4359472, 7629076, 15258152, 30516304]

約数ペア:

[(1, 30516304), (2, 15258152), (4, 7629076), (7, 4359472), (8, 3814538), (13, 2347408), (14, 2179736), (16, 1907269), (26, 1173704), (28, 1089868), (52, 586852), (56, 544934), (91, 335344), (104, 293426), (112, 272467), (182, 167672), (208, 146713), (364, 83836), (728, 41918), (1456, 20959)]