8492720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2069

約数の個数: 40

約数和(自身を含む): 20128176

約数和(自身を除く): 11635456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2003, 2120, 4006, 4240, 8012, 10015, 16024, 20030, 32048, 40060, 80120, 106159, 160240, 212318, 424636, 530795, 849272, 1061590, 1698544, 2123180, 4246360, 8492720]

約数ペア:

[(1, 8492720), (2, 4246360), (4, 2123180), (5, 1698544), (8, 1061590), (10, 849272), (16, 530795), (20, 424636), (40, 212318), (53, 160240), (80, 106159), (106, 80120), (212, 40060), (265, 32048), (424, 20030), (530, 16024), (848, 10015), (1060, 8012), (2003, 4240), (2120, 4006)]