140258260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5261}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 311173632

約数和(自身を除く): 170915372

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5261, 5332, 6665, 10522, 13330, 21044, 26305, 26660, 52610, 105220, 163091, 226223, 326182, 452446, 652364, 815455, 904892, 1131115, 1630910, 2262230, 3261820, 4524460, 7012913, 14025826, 28051652, 35064565, 70129130, 140258260]

約数ペア:

[(1, 140258260), (2, 70129130), (4, 35064565), (5, 28051652), (10, 14025826), (20, 7012913), (31, 4524460), (43, 3261820), (62, 2262230), (86, 1630910), (124, 1131115), (155, 904892), (172, 815455), (215, 652364), (310, 452446), (430, 326182), (620, 226223), (860, 163091), (1333, 105220), (2666, 52610), (5261, 26660), (5332, 26305), (6665, 21044), (10522, 13330)]