2012045620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{11743}}^1$

素因数の和:12424

約数の個数: 48

約数和(自身を含む): 4557611520

約数和(自身を除く): 2545565900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 659, 1318, 2636, 3295, 6590, 8567, 11743, 13180, 17134, 23486, 34268, 42835, 46972, 58715, 85670, 117430, 152659, 171340, 234860, 305318, 610636, 763295, 1526590, 3053180, 7738637, 15477274, 30954548, 38693185, 77386370, 100602281, 154772740, 201204562, 402409124, 503011405, 1006022810, 2012045620]

約数ペア:

[(1, 2012045620), (2, 1006022810), (4, 503011405), (5, 402409124), (10, 201204562), (13, 154772740), (20, 100602281), (26, 77386370), (52, 38693185), (65, 30954548), (130, 15477274), (260, 7738637), (659, 3053180), (1318, 1526590), (2636, 763295), (3295, 610636), (6590, 305318), (8567, 234860), (11743, 171340), (13180, 152659), (17134, 117430), (23486, 85670), (34268, 58715), (42835, 46972)]