79220240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90023}}^1$

素因数の和:90047

約数の個数: 40

約数和(自身を含む): 200933568

約数和(自身を除く): 121713328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90023, 180046, 360092, 450115, 720184, 900230, 990253, 1440368, 1800460, 1980506, 3600920, 3961012, 4951265, 7201840, 7922024, 9902530, 15844048, 19805060, 39610120, 79220240]

約数ペア:

[(1, 79220240), (2, 39610120), (4, 19805060), (5, 15844048), (8, 9902530), (10, 7922024), (11, 7201840), (16, 4951265), (20, 3961012), (22, 3600920), (40, 1980506), (44, 1800460), (55, 1440368), (80, 990253), (88, 900230), (110, 720184), (176, 450115), (220, 360092), (440, 180046), (880, 90023)]