2048280

素因数分解:

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

素因数の和:141

約数の個数: 96

約数和(自身を含む): 6719760

約数和(自身を除く): 4671480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 169, 195, 202, 260, 303, 312, 338, 390, 404, 505, 507, 520, 606, 676, 780, 808, 845, 1010, 1014, 1212, 1313, 1352, 1515, 1560, 1690, 2020, 2028, 2424, 2535, 2626, 3030, 3380, 3939, 4040, 4056, 5070, 5252, 6060, 6565, 6760, 7878, 10140, 10504, 12120, 13130, 15756, 17069, 19695, 20280, 26260, 31512, 34138, 39390, 51207, 52520, 68276, 78780, 85345, 102414, 136552, 157560, 170690, 204828, 256035, 341380, 409656, 512070, 682760, 1024140, 2048280]

約数ペア:

[(1, 2048280), (2, 1024140), (3, 682760), (4, 512070), (5, 409656), (6, 341380), (8, 256035), (10, 204828), (12, 170690), (13, 157560), (15, 136552), (20, 102414), (24, 85345), (26, 78780), (30, 68276), (39, 52520), (40, 51207), (52, 39390), (60, 34138), (65, 31512), (78, 26260), (101, 20280), (104, 19695), (120, 17069), (130, 15756), (156, 13130), (169, 12120), (195, 10504), (202, 10140), (260, 7878), (303, 6760), (312, 6565), (338, 6060), (390, 5252), (404, 5070), (505, 4056), (507, 4040), (520, 3939), (606, 3380), (676, 3030), (780, 2626), (808, 2535), (845, 2424), (1010, 2028), (1014, 2020), (1212, 1690), (1313, 1560), (1352, 1515)]