20803772010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{553439}}^1$

素因数の和:553635

約数の個数: 64

約数和(自身を含む): 57380659200

約数和(自身を除く): 36576887190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 179, 210, 358, 537, 895, 1074, 1253, 1790, 2506, 2685, 3759, 5370, 6265, 7518, 12530, 18795, 37590, 553439, 1106878, 1660317, 2767195, 3320634, 3874073, 5534390, 7748146, 8301585, 11622219, 16603170, 19370365, 23244438, 38740730, 58111095, 99065581, 116222190, 198131162, 297196743, 495327905, 594393486, 693459067, 990655810, 1386918134, 1485983715, 2080377201, 2971967430, 3467295335, 4160754402, 6934590670, 10401886005, 20803772010]

約数ペア:

[(1, 20803772010), (2, 10401886005), (3, 6934590670), (5, 4160754402), (6, 3467295335), (7, 2971967430), (10, 2080377201), (14, 1485983715), (15, 1386918134), (21, 990655810), (30, 693459067), (35, 594393486), (42, 495327905), (70, 297196743), (105, 198131162), (179, 116222190), (210, 99065581), (358, 58111095), (537, 38740730), (895, 23244438), (1074, 19370365), (1253, 16603170), (1790, 11622219), (2506, 8301585), (2685, 7748146), (3759, 5534390), (5370, 3874073), (6265, 3320634), (7518, 2767195), (12530, 1660317), (18795, 1106878), (37590, 553439)]