38980260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19687}}^1$

素因数の和:19713

約数の個数: 72

約数和(自身を含む): 128995776

約数和(自身を除く): 90015516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19687, 39374, 59061, 78748, 98435, 118122, 177183, 196870, 216557, 236244, 295305, 354366, 393740, 433114, 590610, 649671, 708732, 866228, 885915, 1082785, 1181220, 1299342, 1771830, 1949013, 2165570, 2598684, 3248355, 3543660, 3898026, 4331140, 6496710, 7796052, 9745065, 12993420, 19490130, 38980260]

約数ペア:

[(1, 38980260), (2, 19490130), (3, 12993420), (4, 9745065), (5, 7796052), (6, 6496710), (9, 4331140), (10, 3898026), (11, 3543660), (12, 3248355), (15, 2598684), (18, 2165570), (20, 1949013), (22, 1771830), (30, 1299342), (33, 1181220), (36, 1082785), (44, 885915), (45, 866228), (55, 708732), (60, 649671), (66, 590610), (90, 433114), (99, 393740), (110, 354366), (132, 295305), (165, 236244), (180, 216557), (198, 196870), (220, 177183), (330, 118122), (396, 98435), (495, 78748), (660, 59061), (990, 39374), (1980, 19687)]