903072940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83773}}^1$

素因数の和:83807

約数の個数: 72

約数和(自身を含む): 2406659472

約数和(自身を除く): 1503586532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 83773, 167546, 335092, 418865, 586411, 837730, 921503, 1172822, 1675460, 1843006, 2345644, 2932055, 3686012, 4104877, 4607515, 5864110, 6450521, 8209754, 9215030, 11728220, 12901042, 16419508, 18430060, 20524385, 25802084, 32252605, 41048770, 45153647, 64505210, 82097540, 90307294, 129010420, 180614588, 225768235, 451536470, 903072940]

約数ペア:

[(1, 903072940), (2, 451536470), (4, 225768235), (5, 180614588), (7, 129010420), (10, 90307294), (11, 82097540), (14, 64505210), (20, 45153647), (22, 41048770), (28, 32252605), (35, 25802084), (44, 20524385), (49, 18430060), (55, 16419508), (70, 12901042), (77, 11728220), (98, 9215030), (110, 8209754), (140, 6450521), (154, 5864110), (196, 4607515), (220, 4104877), (245, 3686012), (308, 2932055), (385, 2345644), (490, 1843006), (539, 1675460), (770, 1172822), (980, 921503), (1078, 837730), (1540, 586411), (2156, 418865), (2695, 335092), (5390, 167546), (10780, 83773)]