20056715980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4957}}^1\times {\mathrm{28901}}^1$

素因数の和:33874

約数の個数: 48

約数和(自身を含む): 48147494976

約数和(自身を除く): 28090778996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4957, 9914, 19828, 24785, 28901, 34699, 49570, 57802, 69398, 99140, 115604, 138796, 144505, 173495, 202307, 289010, 346990, 404614, 578020, 693980, 809228, 1011535, 2023070, 4046140, 143262257, 286524514, 573049028, 716311285, 1002835799, 1432622570, 2005671598, 2865245140, 4011343196, 5014178995, 10028357990, 20056715980]

約数ペア:

[(1, 20056715980), (2, 10028357990), (4, 5014178995), (5, 4011343196), (7, 2865245140), (10, 2005671598), (14, 1432622570), (20, 1002835799), (28, 716311285), (35, 573049028), (70, 286524514), (140, 143262257), (4957, 4046140), (9914, 2023070), (19828, 1011535), (24785, 809228), (28901, 693980), (34699, 578020), (49570, 404614), (57802, 346990), (69398, 289010), (99140, 202307), (115604, 173495), (138796, 144505)]