19239040

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1349

約数の個数: 64

約数和(自身を含む): 48029760

約数和(自身を除く): 28790720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1307, 1472, 1840, 2614, 2944, 3680, 5228, 6535, 7360, 10456, 13070, 14720, 20912, 26140, 30061, 41824, 52280, 60122, 83648, 104560, 120244, 150305, 167296, 209120, 240488, 300610, 418240, 480976, 601220, 836480, 961952, 1202440, 1923904, 2404880, 3847808, 4809760, 9619520, 19239040]

約数ペア:

[(1, 19239040), (2, 9619520), (4, 4809760), (5, 3847808), (8, 2404880), (10, 1923904), (16, 1202440), (20, 961952), (23, 836480), (32, 601220), (40, 480976), (46, 418240), (64, 300610), (80, 240488), (92, 209120), (115, 167296), (128, 150305), (160, 120244), (184, 104560), (230, 83648), (320, 60122), (368, 52280), (460, 41824), (640, 30061), (736, 26140), (920, 20912), (1307, 14720), (1472, 13070), (1840, 10456), (2614, 7360), (2944, 6535), (3680, 5228)]