29883880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 73256400

約数和(自身を除く): 43372520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 569, 808, 1010, 1138, 1313, 2020, 2276, 2626, 2845, 4040, 4552, 5252, 5690, 6565, 7397, 10504, 11380, 13130, 14794, 22760, 26260, 29588, 36985, 52520, 57469, 59176, 73970, 114938, 147940, 229876, 287345, 295880, 459752, 574690, 747097, 1149380, 1494194, 2298760, 2988388, 3735485, 5976776, 7470970, 14941940, 29883880]

約数ペア:

[(1, 29883880), (2, 14941940), (4, 7470970), (5, 5976776), (8, 3735485), (10, 2988388), (13, 2298760), (20, 1494194), (26, 1149380), (40, 747097), (52, 574690), (65, 459752), (101, 295880), (104, 287345), (130, 229876), (202, 147940), (260, 114938), (404, 73970), (505, 59176), (520, 57469), (569, 52520), (808, 36985), (1010, 29588), (1138, 26260), (1313, 22760), (2020, 14794), (2276, 13130), (2626, 11380), (2845, 10504), (4040, 7397), (4552, 6565), (5252, 5690)]