887840930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:855

約数の個数: 64

約数和(自身を含む): 1745694720

約数和(自身を除く): 857853790

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 307, 310, 491, 589, 614, 982, 1178, 1535, 2455, 2945, 3070, 4910, 5833, 5890, 9329, 9517, 11666, 15221, 18658, 19034, 29165, 30442, 46645, 47585, 58330, 76105, 93290, 95170, 150737, 152210, 180823, 289199, 301474, 361646, 578398, 753685, 904115, 1445995, 1507370, 1808230, 2864003, 2891990, 4672847, 5728006, 9345694, 14320015, 23364235, 28640030, 46728470, 88784093, 177568186, 443920465, 887840930]

約数ペア:

[(1, 887840930), (2, 443920465), (5, 177568186), (10, 88784093), (19, 46728470), (31, 28640030), (38, 23364235), (62, 14320015), (95, 9345694), (155, 5728006), (190, 4672847), (307, 2891990), (310, 2864003), (491, 1808230), (589, 1507370), (614, 1445995), (982, 904115), (1178, 753685), (1535, 578398), (2455, 361646), (2945, 301474), (3070, 289199), (4910, 180823), (5833, 152210), (5890, 150737), (9329, 95170), (9517, 93290), (11666, 76105), (15221, 58330), (18658, 47585), (19034, 46645), (29165, 30442)]