2493712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 40

約数和(自身を含む): 5485760

約数和(自身を除く): 2992048

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 631, 988, 1262, 1976, 2524, 3952, 5048, 8203, 10096, 11989, 16406, 23978, 32812, 47956, 65624, 95912, 131248, 155857, 191824, 311714, 623428, 1246856, 2493712]

約数ペア:

[(1, 2493712), (2, 1246856), (4, 623428), (8, 311714), (13, 191824), (16, 155857), (19, 131248), (26, 95912), (38, 65624), (52, 47956), (76, 32812), (104, 23978), (152, 16406), (208, 11989), (247, 10096), (304, 8203), (494, 5048), (631, 3952), (988, 2524), (1262, 1976)]