103893140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21031}}^1$

素因数の和:21072

約数の個数: 48

約数和(自身を含む): 247336320

約数和(自身を除く): 143443180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 21031, 42062, 84124, 105155, 210310, 273403, 399589, 420620, 546806, 799178, 1093612, 1367015, 1598356, 1997945, 2734030, 3995890, 5194657, 5468060, 7991780, 10389314, 20778628, 25973285, 51946570, 103893140]

約数ペア:

[(1, 103893140), (2, 51946570), (4, 25973285), (5, 20778628), (10, 10389314), (13, 7991780), (19, 5468060), (20, 5194657), (26, 3995890), (38, 2734030), (52, 1997945), (65, 1598356), (76, 1367015), (95, 1093612), (130, 799178), (190, 546806), (247, 420620), (260, 399589), (380, 273403), (494, 210310), (988, 105155), (1235, 84124), (2470, 42062), (4940, 21031)]