19016960

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 46357920

約数和(自身を除く): 27340960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 179, 256, 320, 332, 358, 415, 640, 664, 716, 830, 895, 1280, 1328, 1432, 1660, 1790, 2656, 2864, 3320, 3580, 5312, 5728, 6640, 7160, 10624, 11456, 13280, 14320, 14857, 21248, 22912, 26560, 28640, 29714, 45824, 53120, 57280, 59428, 74285, 106240, 114560, 118856, 148570, 229120, 237712, 297140, 475424, 594280, 950848, 1188560, 1901696, 2377120, 3803392, 4754240, 9508480, 19016960]

約数ペア:

[(1, 19016960), (2, 9508480), (4, 4754240), (5, 3803392), (8, 2377120), (10, 1901696), (16, 1188560), (20, 950848), (32, 594280), (40, 475424), (64, 297140), (80, 237712), (83, 229120), (128, 148570), (160, 118856), (166, 114560), (179, 106240), (256, 74285), (320, 59428), (332, 57280), (358, 53120), (415, 45824), (640, 29714), (664, 28640), (716, 26560), (830, 22912), (895, 21248), (1280, 14857), (1328, 14320), (1432, 13280), (1660, 11456), (1790, 10624), (2656, 7160), (2864, 6640), (3320, 5728), (3580, 5312)]