2019647210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{4289}}^1$

素因数の和:4372

約数の個数: 72

約数和(自身を含む): 4370729220

約数和(自身を除く): 2351082010

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 961, 1085, 1519, 1922, 2170, 3038, 4289, 4805, 6727, 7595, 8578, 9610, 13454, 15190, 21445, 30023, 33635, 42890, 47089, 60046, 67270, 94178, 132959, 150115, 210161, 235445, 265918, 300230, 420322, 470890, 664795, 930713, 1050805, 1329590, 1861426, 2101610, 4121729, 4653565, 6514991, 8243458, 9307130, 13029982, 20608645, 28852103, 32574955, 41217290, 57704206, 65149910, 144260515, 201964721, 288521030, 403929442, 1009823605, 2019647210]

約数ペア:

[(1, 2019647210), (2, 1009823605), (5, 403929442), (7, 288521030), (10, 201964721), (14, 144260515), (31, 65149910), (35, 57704206), (49, 41217290), (62, 32574955), (70, 28852103), (98, 20608645), (155, 13029982), (217, 9307130), (245, 8243458), (310, 6514991), (434, 4653565), (490, 4121729), (961, 2101610), (1085, 1861426), (1519, 1329590), (1922, 1050805), (2170, 930713), (3038, 664795), (4289, 470890), (4805, 420322), (6727, 300230), (7595, 265918), (8578, 235445), (9610, 210161), (13454, 150115), (15190, 132959), (21445, 94178), (30023, 67270), (33635, 60046), (42890, 47089)]