2081030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 4530816

約数和(自身を除く): 2449786

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 137, 155, 217, 245, 274, 310, 434, 490, 685, 959, 1085, 1370, 1519, 1918, 2170, 3038, 4247, 4795, 6713, 7595, 8494, 9590, 13426, 15190, 21235, 29729, 33565, 42470, 59458, 67130, 148645, 208103, 297290, 416206, 1040515, 2081030]

約数ペア:

[(1, 2081030), (2, 1040515), (5, 416206), (7, 297290), (10, 208103), (14, 148645), (31, 67130), (35, 59458), (49, 42470), (62, 33565), (70, 29729), (98, 21235), (137, 15190), (155, 13426), (217, 9590), (245, 8494), (274, 7595), (310, 6713), (434, 4795), (490, 4247), (685, 3038), (959, 2170), (1085, 1918), (1370, 1519)]