20644236620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8674049}}^1$

素因数の和:8674082

約数の個数: 48

約数和(自身を含む): 52460654400

約数和(自身を除く): 31816417780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8674049, 17348098, 34696196, 43370245, 60718343, 86740490, 121436686, 147458833, 173480980, 242873372, 294917666, 303591715, 589835332, 607183430, 737294165, 1032211831, 1214366860, 1474588330, 2064423662, 2949176660, 4128847324, 5161059155, 10322118310, 20644236620]

約数ペア:

[(1, 20644236620), (2, 10322118310), (4, 5161059155), (5, 4128847324), (7, 2949176660), (10, 2064423662), (14, 1474588330), (17, 1214366860), (20, 1032211831), (28, 737294165), (34, 607183430), (35, 589835332), (68, 303591715), (70, 294917666), (85, 242873372), (119, 173480980), (140, 147458833), (170, 121436686), (238, 86740490), (340, 60718343), (476, 43370245), (595, 34696196), (1190, 17348098), (2380, 8674049)]