28036440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1657}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 93113280

約数和(自身を除く): 65076840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1657, 1692, 1880, 2115, 2820, 3314, 3384, 4230, 4971, 5640, 6628, 8285, 8460, 9942, 13256, 14913, 16570, 16920, 19884, 24855, 29826, 33140, 39768, 49710, 59652, 66280, 74565, 77879, 99420, 119304, 149130, 155758, 198840, 233637, 298260, 311516, 389395, 467274, 596520, 623032, 700911, 778790, 934548, 1168185, 1401822, 1557580, 1869096, 2336370, 2803644, 3115160, 3504555, 4672740, 5607288, 7009110, 9345480, 14018220, 28036440]

約数ペア:

[(1, 28036440), (2, 14018220), (3, 9345480), (4, 7009110), (5, 5607288), (6, 4672740), (8, 3504555), (9, 3115160), (10, 2803644), (12, 2336370), (15, 1869096), (18, 1557580), (20, 1401822), (24, 1168185), (30, 934548), (36, 778790), (40, 700911), (45, 623032), (47, 596520), (60, 467274), (72, 389395), (90, 311516), (94, 298260), (120, 233637), (141, 198840), (180, 155758), (188, 149130), (235, 119304), (282, 99420), (360, 77879), (376, 74565), (423, 66280), (470, 59652), (564, 49710), (705, 39768), (846, 33140), (940, 29826), (1128, 24855), (1410, 19884), (1657, 16920), (1692, 16570), (1880, 14913), (2115, 13256), (2820, 9942), (3314, 8460), (3384, 8285), (4230, 6628), (4971, 5640)]