20171309560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{34843}}^1$

素因数の和:35248

約数の個数: 64

約数和(自身を含む): 46625453280

約数和(自身を除く): 26454143720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 353, 410, 706, 820, 1412, 1640, 1765, 2824, 3530, 7060, 14120, 14473, 28946, 34843, 57892, 69686, 72365, 115784, 139372, 144730, 174215, 278744, 289460, 348430, 578920, 696860, 1393720, 1428563, 2857126, 5714252, 7142815, 11428504, 12299579, 14285630, 24599158, 28571260, 49198316, 57142520, 61497895, 98396632, 122995790, 245991580, 491983160, 504282739, 1008565478, 2017130956, 2521413695, 4034261912, 5042827390, 10085654780, 20171309560]

約数ペア:

[(1, 20171309560), (2, 10085654780), (4, 5042827390), (5, 4034261912), (8, 2521413695), (10, 2017130956), (20, 1008565478), (40, 504282739), (41, 491983160), (82, 245991580), (164, 122995790), (205, 98396632), (328, 61497895), (353, 57142520), (410, 49198316), (706, 28571260), (820, 24599158), (1412, 14285630), (1640, 12299579), (1765, 11428504), (2824, 7142815), (3530, 5714252), (7060, 2857126), (14120, 1428563), (14473, 1393720), (28946, 696860), (34843, 578920), (57892, 348430), (69686, 289460), (72365, 278744), (115784, 174215), (139372, 144730)]