42737720

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5903}}^1$

素因数の和:6095

約数の個数: 32

約数和(自身を含む): 96707520

約数和(自身を除く): 53969800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 5903, 7240, 11806, 23612, 29515, 47224, 59030, 118060, 236120, 1068443, 2136886, 4273772, 5342215, 8547544, 10684430, 21368860, 42737720]

約数ペア:

[(1, 42737720), (2, 21368860), (4, 10684430), (5, 8547544), (8, 5342215), (10, 4273772), (20, 2136886), (40, 1068443), (181, 236120), (362, 118060), (724, 59030), (905, 47224), (1448, 29515), (1810, 23612), (3620, 11806), (5903, 7240)]