27904520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 76334400

約数和(自身を除く): 48429880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 619, 644, 805, 920, 980, 1127, 1238, 1288, 1610, 1960, 2254, 2476, 3095, 3220, 4333, 4508, 4952, 5635, 6190, 6440, 8666, 9016, 11270, 12380, 14237, 17332, 21665, 22540, 24760, 28474, 30331, 34664, 43330, 45080, 56948, 60662, 71185, 86660, 99659, 113896, 121324, 142370, 151655, 173320, 199318, 242648, 284740, 303310, 398636, 498295, 569480, 606620, 697613, 797272, 996590, 1213240, 1395226, 1993180, 2790452, 3488065, 3986360, 5580904, 6976130, 13952260, 27904520]

約数ペア:

[(1, 27904520), (2, 13952260), (4, 6976130), (5, 5580904), (7, 3986360), (8, 3488065), (10, 2790452), (14, 1993180), (20, 1395226), (23, 1213240), (28, 996590), (35, 797272), (40, 697613), (46, 606620), (49, 569480), (56, 498295), (70, 398636), (92, 303310), (98, 284740), (115, 242648), (140, 199318), (161, 173320), (184, 151655), (196, 142370), (230, 121324), (245, 113896), (280, 99659), (322, 86660), (392, 71185), (460, 60662), (490, 56948), (619, 45080), (644, 43330), (805, 34664), (920, 30331), (980, 28474), (1127, 24760), (1238, 22540), (1288, 21665), (1610, 17332), (1960, 14237), (2254, 12380), (2476, 11270), (3095, 9016), (3220, 8666), (4333, 6440), (4508, 6190), (4952, 5635)]