84743540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2077

約数の個数: 72

約数和(自身を含む): 211936032

約数和(自身を除く): 127192492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2011, 2107, 3010, 4022, 4214, 6020, 8044, 8428, 10055, 10535, 14077, 20110, 21070, 28154, 40220, 42140, 56308, 70385, 86473, 98539, 140770, 172946, 197078, 281540, 345892, 394156, 432365, 492695, 605311, 864730, 985390, 1210622, 1729460, 1970780, 2421244, 3026555, 4237177, 6053110, 8474354, 12106220, 16948708, 21185885, 42371770, 84743540]

約数ペア:

[(1, 84743540), (2, 42371770), (4, 21185885), (5, 16948708), (7, 12106220), (10, 8474354), (14, 6053110), (20, 4237177), (28, 3026555), (35, 2421244), (43, 1970780), (49, 1729460), (70, 1210622), (86, 985390), (98, 864730), (140, 605311), (172, 492695), (196, 432365), (215, 394156), (245, 345892), (301, 281540), (430, 197078), (490, 172946), (602, 140770), (860, 98539), (980, 86473), (1204, 70385), (1505, 56308), (2011, 42140), (2107, 40220), (3010, 28154), (4022, 21070), (4214, 20110), (6020, 14077), (8044, 10535), (8428, 10055)]