2172940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 6096384

約数和(自身を除く): 3923444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 83, 85, 110, 119, 140, 154, 166, 170, 187, 220, 238, 308, 332, 340, 374, 385, 415, 476, 581, 595, 748, 770, 830, 913, 935, 1162, 1190, 1309, 1411, 1540, 1660, 1826, 1870, 2324, 2380, 2618, 2822, 2905, 3652, 3740, 4565, 5236, 5644, 5810, 6391, 6545, 7055, 9130, 9877, 11620, 12782, 13090, 14110, 15521, 18260, 19754, 25564, 26180, 28220, 31042, 31955, 39508, 49385, 62084, 63910, 77605, 98770, 108647, 127820, 155210, 197540, 217294, 310420, 434588, 543235, 1086470, 2172940]

約数ペア:

[(1, 2172940), (2, 1086470), (4, 543235), (5, 434588), (7, 310420), (10, 217294), (11, 197540), (14, 155210), (17, 127820), (20, 108647), (22, 98770), (28, 77605), (34, 63910), (35, 62084), (44, 49385), (55, 39508), (68, 31955), (70, 31042), (77, 28220), (83, 26180), (85, 25564), (110, 19754), (119, 18260), (140, 15521), (154, 14110), (166, 13090), (170, 12782), (187, 11620), (220, 9877), (238, 9130), (308, 7055), (332, 6545), (340, 6391), (374, 5810), (385, 5644), (415, 5236), (476, 4565), (581, 3740), (595, 3652), (748, 2905), (770, 2822), (830, 2618), (913, 2380), (935, 2324), (1162, 1870), (1190, 1826), (1309, 1660), (1411, 1540)]