29288512520

素因数分解:

$2^3\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{209743}}^1$

素因数の和:213245

約数の個数: 32

約数和(自身を含む): 65918344320

約数和(自身を除く): 36629831800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3491, 6982, 13964, 17455, 27928, 34910, 69820, 139640, 209743, 419486, 838972, 1048715, 1677944, 2097430, 4194860, 8389720, 732212813, 1464425626, 2928851252, 3661064065, 5857702504, 7322128130, 14644256260, 29288512520]

約数ペア:

[(1, 29288512520), (2, 14644256260), (4, 7322128130), (5, 5857702504), (8, 3661064065), (10, 2928851252), (20, 1464425626), (40, 732212813), (3491, 8389720), (6982, 4194860), (13964, 2097430), (17455, 1677944), (27928, 1048715), (34910, 838972), (69820, 419486), (139640, 209743)]