10663940

素因数分解:

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

素因数の和:265

約数の個数: 72

約数和(自身を含む): 27139392

約数和(自身を除く): 16475452

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 211, 266, 361, 380, 422, 532, 665, 722, 844, 1055, 1330, 1444, 1477, 1805, 2110, 2527, 2660, 2954, 3610, 4009, 4220, 5054, 5908, 7220, 7385, 8018, 10108, 12635, 14770, 16036, 20045, 25270, 28063, 29540, 40090, 50540, 56126, 76171, 80180, 112252, 140315, 152342, 280630, 304684, 380855, 533197, 561260, 761710, 1066394, 1523420, 2132788, 2665985, 5331970, 10663940]

約数ペア:

[(1, 10663940), (2, 5331970), (4, 2665985), (5, 2132788), (7, 1523420), (10, 1066394), (14, 761710), (19, 561260), (20, 533197), (28, 380855), (35, 304684), (38, 280630), (70, 152342), (76, 140315), (95, 112252), (133, 80180), (140, 76171), (190, 56126), (211, 50540), (266, 40090), (361, 29540), (380, 28063), (422, 25270), (532, 20045), (665, 16036), (722, 14770), (844, 12635), (1055, 10108), (1330, 8018), (1444, 7385), (1477, 7220), (1805, 5908), (2110, 5054), (2527, 4220), (2660, 4009), (2954, 3610)]