20235965890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1\times {\mathrm{6053}}^1$

素因数の和:6523

約数の個数: 64

約数和(自身を含む): 42033551616

約数和(自身を除く): 21797585726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 293, 326, 586, 815, 1141, 1465, 1630, 2051, 2282, 2930, 4102, 5705, 6053, 10255, 11410, 12106, 20510, 30265, 42371, 47759, 60530, 84742, 95518, 211855, 238795, 334313, 423710, 477590, 668626, 986639, 1671565, 1773529, 1973278, 3343130, 3547058, 4933195, 6906473, 8867645, 9866390, 12414703, 13812946, 17735290, 24829406, 34532365, 62073515, 69064730, 124147030, 289085227, 578170454, 1445426135, 2023596589, 2890852270, 4047193178, 10117982945, 20235965890]

約数ペア:

[(1, 20235965890), (2, 10117982945), (5, 4047193178), (7, 2890852270), (10, 2023596589), (14, 1445426135), (35, 578170454), (70, 289085227), (163, 124147030), (293, 69064730), (326, 62073515), (586, 34532365), (815, 24829406), (1141, 17735290), (1465, 13812946), (1630, 12414703), (2051, 9866390), (2282, 8867645), (2930, 6906473), (4102, 4933195), (5705, 3547058), (6053, 3343130), (10255, 1973278), (11410, 1773529), (12106, 1671565), (20510, 986639), (30265, 668626), (42371, 477590), (47759, 423710), (60530, 334313), (84742, 238795), (95518, 211855)]