140351380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7603}}^1$

素因数の和:7696

約数の個数: 48

約数和(自身を含む): 321922944

約数和(自身を除く): 181571564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 7603, 9230, 15206, 18460, 30412, 38015, 76030, 98839, 152060, 197678, 395356, 494195, 539813, 988390, 1079626, 1976780, 2159252, 2699065, 5398130, 7017569, 10796260, 14035138, 28070276, 35087845, 70175690, 140351380]

約数ペア:

[(1, 140351380), (2, 70175690), (4, 35087845), (5, 28070276), (10, 14035138), (13, 10796260), (20, 7017569), (26, 5398130), (52, 2699065), (65, 2159252), (71, 1976780), (130, 1079626), (142, 988390), (260, 539813), (284, 494195), (355, 395356), (710, 197678), (923, 152060), (1420, 98839), (1846, 76030), (3692, 38015), (4615, 30412), (7603, 18460), (9230, 15206)]