8138270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 18316800

約数和(自身を除く): 10178530

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 211, 266, 290, 406, 422, 551, 665, 1015, 1055, 1102, 1330, 1477, 2030, 2110, 2755, 2954, 3857, 4009, 5510, 6119, 7385, 7714, 8018, 12238, 14770, 19285, 20045, 28063, 30595, 38570, 40090, 42833, 56126, 61190, 85666, 116261, 140315, 214165, 232522, 280630, 428330, 581305, 813827, 1162610, 1627654, 4069135, 8138270]

約数ペア:

[(1, 8138270), (2, 4069135), (5, 1627654), (7, 1162610), (10, 813827), (14, 581305), (19, 428330), (29, 280630), (35, 232522), (38, 214165), (58, 140315), (70, 116261), (95, 85666), (133, 61190), (145, 56126), (190, 42833), (203, 40090), (211, 38570), (266, 30595), (290, 28063), (406, 20045), (422, 19285), (551, 14770), (665, 12238), (1015, 8018), (1055, 7714), (1102, 7385), (1330, 6119), (1477, 5510), (2030, 4009), (2110, 3857), (2755, 2954)]