6821380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 15624000

約数和(自身を除く): 8802620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 619, 1102, 1238, 2204, 2476, 2755, 3095, 5510, 6190, 11020, 11761, 12380, 17951, 23522, 35902, 47044, 58805, 71804, 89755, 117610, 179510, 235220, 341069, 359020, 682138, 1364276, 1705345, 3410690, 6821380]

約数ペア:

[(1, 6821380), (2, 3410690), (4, 1705345), (5, 1364276), (10, 682138), (19, 359020), (20, 341069), (29, 235220), (38, 179510), (58, 117610), (76, 89755), (95, 71804), (116, 58805), (145, 47044), (190, 35902), (290, 23522), (380, 17951), (551, 12380), (580, 11761), (619, 11020), (1102, 6190), (1238, 5510), (2204, 3095), (2476, 2755)]