42827140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 96909120

約数和(自身を除く): 54081980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 2621, 3268, 4085, 5242, 8170, 10484, 13105, 16340, 26210, 49799, 52420, 99598, 112703, 199196, 225406, 248995, 450812, 497990, 563515, 995980, 1127030, 2141357, 2254060, 4282714, 8565428, 10706785, 21413570, 42827140]

約数ペア:

[(1, 42827140), (2, 21413570), (4, 10706785), (5, 8565428), (10, 4282714), (19, 2254060), (20, 2141357), (38, 1127030), (43, 995980), (76, 563515), (86, 497990), (95, 450812), (172, 248995), (190, 225406), (215, 199196), (380, 112703), (430, 99598), (817, 52420), (860, 49799), (1634, 26210), (2621, 16340), (3268, 13105), (4085, 10484), (5242, 8170)]