30937340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1613}}^1$

素因数の和:1766

約数の個数: 48

約数和(自身を含む): 74837952

約数和(自身を除く): 43900612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1613, 1918, 2740, 3226, 3836, 4795, 6452, 8065, 9590, 11291, 16130, 19180, 22582, 32260, 45164, 56455, 112910, 220981, 225820, 441962, 883924, 1104905, 1546867, 2209810, 3093734, 4419620, 6187468, 7734335, 15468670, 30937340]

約数ペア:

[(1, 30937340), (2, 15468670), (4, 7734335), (5, 6187468), (7, 4419620), (10, 3093734), (14, 2209810), (20, 1546867), (28, 1104905), (35, 883924), (70, 441962), (137, 225820), (140, 220981), (274, 112910), (548, 56455), (685, 45164), (959, 32260), (1370, 22582), (1613, 19180), (1918, 16130), (2740, 11291), (3226, 9590), (3836, 8065), (4795, 6452)]