54852980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30139}}^1$

素因数の和:30168

約数の個数: 48

約数和(自身を含む): 141778560

約数和(自身を除く): 86925580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30139, 60278, 120556, 150695, 210973, 301390, 391807, 421946, 602780, 783614, 843892, 1054865, 1567228, 1959035, 2109730, 2742649, 3918070, 4219460, 5485298, 7836140, 10970596, 13713245, 27426490, 54852980]

約数ペア:

[(1, 54852980), (2, 27426490), (4, 13713245), (5, 10970596), (7, 7836140), (10, 5485298), (13, 4219460), (14, 3918070), (20, 2742649), (26, 2109730), (28, 1959035), (35, 1567228), (52, 1054865), (65, 843892), (70, 783614), (91, 602780), (130, 421946), (140, 391807), (182, 301390), (260, 210973), (364, 150695), (455, 120556), (910, 60278), (1820, 30139)]