12468560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 32914560

約数和(自身を除く): 20446000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 631, 760, 988, 1040, 1235, 1262, 1520, 1976, 2470, 2524, 3155, 3952, 4940, 5048, 6310, 8203, 9880, 10096, 11989, 12620, 16406, 19760, 23978, 25240, 32812, 41015, 47956, 50480, 59945, 65624, 82030, 95912, 119890, 131248, 155857, 164060, 191824, 239780, 311714, 328120, 479560, 623428, 656240, 779285, 959120, 1246856, 1558570, 2493712, 3117140, 6234280, 12468560]

約数ペア:

[(1, 12468560), (2, 6234280), (4, 3117140), (5, 2493712), (8, 1558570), (10, 1246856), (13, 959120), (16, 779285), (19, 656240), (20, 623428), (26, 479560), (38, 328120), (40, 311714), (52, 239780), (65, 191824), (76, 164060), (80, 155857), (95, 131248), (104, 119890), (130, 95912), (152, 82030), (190, 65624), (208, 59945), (247, 50480), (260, 47956), (304, 41015), (380, 32812), (494, 25240), (520, 23978), (631, 19760), (760, 16406), (988, 12620), (1040, 11989), (1235, 10096), (1262, 9880), (1520, 8203), (1976, 6310), (2470, 5048), (2524, 4940), (3155, 3952)]