12070340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 27143424

約数和(自身を除く): 15073084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 271, 340, 524, 542, 655, 1084, 1310, 1355, 2227, 2620, 2710, 4454, 4607, 5420, 8908, 9214, 11135, 18428, 22270, 23035, 35501, 44540, 46070, 71002, 92140, 142004, 177505, 355010, 603517, 710020, 1207034, 2414068, 3017585, 6035170, 12070340]

約数ペア:

[(1, 12070340), (2, 6035170), (4, 3017585), (5, 2414068), (10, 1207034), (17, 710020), (20, 603517), (34, 355010), (68, 177505), (85, 142004), (131, 92140), (170, 71002), (262, 46070), (271, 44540), (340, 35501), (524, 23035), (542, 22270), (655, 18428), (1084, 11135), (1310, 9214), (1355, 8908), (2227, 5420), (2620, 4607), (2710, 4454)]