19009680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:888

約数の個数: 80

約数和(自身を含む): 59579520

約数和(自身を除く): 40569840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 769, 824, 1030, 1236, 1538, 1545, 1648, 2060, 2307, 2472, 3076, 3090, 3845, 4120, 4614, 4944, 6152, 6180, 7690, 8240, 9228, 11535, 12304, 12360, 15380, 18456, 23070, 24720, 30760, 36912, 46140, 61520, 79207, 92280, 158414, 184560, 237621, 316828, 396035, 475242, 633656, 792070, 950484, 1188105, 1267312, 1584140, 1900968, 2376210, 3168280, 3801936, 4752420, 6336560, 9504840, 19009680]

約数ペア:

[(1, 19009680), (2, 9504840), (3, 6336560), (4, 4752420), (5, 3801936), (6, 3168280), (8, 2376210), (10, 1900968), (12, 1584140), (15, 1267312), (16, 1188105), (20, 950484), (24, 792070), (30, 633656), (40, 475242), (48, 396035), (60, 316828), (80, 237621), (103, 184560), (120, 158414), (206, 92280), (240, 79207), (309, 61520), (412, 46140), (515, 36912), (618, 30760), (769, 24720), (824, 23070), (1030, 18456), (1236, 15380), (1538, 12360), (1545, 12304), (1648, 11535), (2060, 9228), (2307, 8240), (2472, 7690), (3076, 6180), (3090, 6152), (3845, 4944), (4120, 4614)]