17421460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 44097480

約数和(自身を除く): 26676020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 613, 812, 980, 1015, 1226, 1421, 2030, 2452, 2842, 3065, 4060, 4291, 5684, 6130, 7105, 8582, 12260, 14210, 17164, 17777, 21455, 28420, 30037, 35554, 42910, 60074, 71108, 85820, 88885, 120148, 124439, 150185, 177770, 248878, 300370, 355540, 497756, 600740, 622195, 871073, 1244390, 1742146, 2488780, 3484292, 4355365, 8710730, 17421460]

約数ペア:

[(1, 17421460), (2, 8710730), (4, 4355365), (5, 3484292), (7, 2488780), (10, 1742146), (14, 1244390), (20, 871073), (28, 622195), (29, 600740), (35, 497756), (49, 355540), (58, 300370), (70, 248878), (98, 177770), (116, 150185), (140, 124439), (145, 120148), (196, 88885), (203, 85820), (245, 71108), (290, 60074), (406, 42910), (490, 35554), (580, 30037), (613, 28420), (812, 21455), (980, 17777), (1015, 17164), (1226, 14210), (1421, 12260), (2030, 8582), (2452, 7105), (2842, 6130), (3065, 5684), (4060, 4291)]