747702940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{11827}}^1$

素因数の和:11974

約数の個数: 48

約数和(自身を含む): 1639360800

約数和(自身を除く): 891657860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 1090, 2180, 3161, 6322, 11827, 12644, 15805, 23654, 31610, 47308, 59135, 63220, 118270, 236540, 342983, 685966, 1289143, 1371932, 1714915, 2578286, 3429830, 5156572, 6445715, 6859660, 12891430, 25782860, 37385147, 74770294, 149540588, 186925735, 373851470, 747702940]

約数ペア:

[(1, 747702940), (2, 373851470), (4, 186925735), (5, 149540588), (10, 74770294), (20, 37385147), (29, 25782860), (58, 12891430), (109, 6859660), (116, 6445715), (145, 5156572), (218, 3429830), (290, 2578286), (436, 1714915), (545, 1371932), (580, 1289143), (1090, 685966), (2180, 342983), (3161, 236540), (6322, 118270), (11827, 63220), (12644, 59135), (15805, 47308), (23654, 31610)]