2020267060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{7607}}^1$

素因数の和:7901

約数の個数: 72

約数和(自身を含む): 4954086144

約数和(自身を除く): 2933819084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 490, 542, 980, 1084, 1355, 1897, 2710, 3794, 5420, 7588, 7607, 9485, 13279, 15214, 18970, 26558, 30428, 37940, 38035, 53116, 53249, 66395, 76070, 106498, 132790, 152140, 212996, 265580, 266245, 372743, 532490, 745486, 1064980, 1490972, 1863715, 2061497, 3727430, 4122994, 7454860, 8245988, 10307485, 14430479, 20614970, 28860958, 41229940, 57721916, 72152395, 101013353, 144304790, 202026706, 288609580, 404053412, 505066765, 1010133530, 2020267060]

約数ペア:

[(1, 2020267060), (2, 1010133530), (4, 505066765), (5, 404053412), (7, 288609580), (10, 202026706), (14, 144304790), (20, 101013353), (28, 72152395), (35, 57721916), (49, 41229940), (70, 28860958), (98, 20614970), (140, 14430479), (196, 10307485), (245, 8245988), (271, 7454860), (490, 4122994), (542, 3727430), (980, 2061497), (1084, 1863715), (1355, 1490972), (1897, 1064980), (2710, 745486), (3794, 532490), (5420, 372743), (7588, 266245), (7607, 265580), (9485, 212996), (13279, 152140), (15214, 132790), (18970, 106498), (26558, 76070), (30428, 66395), (37940, 53249), (38035, 53116)]