30796640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:940

約数の個数: 96

約数和(自身を含む): 85929984

約数和(自身を除く): 55133344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 887, 992, 1085, 1120, 1240, 1736, 1774, 2170, 2480, 3472, 3548, 4340, 4435, 4960, 6209, 6944, 7096, 8680, 8870, 12418, 14192, 17360, 17740, 24836, 27497, 28384, 31045, 34720, 35480, 49672, 54994, 62090, 70960, 99344, 109988, 124180, 137485, 141920, 192479, 198688, 219976, 248360, 274970, 384958, 439952, 496720, 549940, 769916, 879904, 962395, 993440, 1099880, 1539832, 1924790, 2199760, 3079664, 3849580, 4399520, 6159328, 7699160, 15398320, 30796640]

約数ペア:

[(1, 30796640), (2, 15398320), (4, 7699160), (5, 6159328), (7, 4399520), (8, 3849580), (10, 3079664), (14, 2199760), (16, 1924790), (20, 1539832), (28, 1099880), (31, 993440), (32, 962395), (35, 879904), (40, 769916), (56, 549940), (62, 496720), (70, 439952), (80, 384958), (112, 274970), (124, 248360), (140, 219976), (155, 198688), (160, 192479), (217, 141920), (224, 137485), (248, 124180), (280, 109988), (310, 99344), (434, 70960), (496, 62090), (560, 54994), (620, 49672), (868, 35480), (887, 34720), (992, 31045), (1085, 28384), (1120, 27497), (1240, 24836), (1736, 17740), (1774, 17360), (2170, 14192), (2480, 12418), (3472, 8870), (3548, 8680), (4340, 7096), (4435, 6944), (4960, 6209)]