1570821520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{5381}}^1$

素因数の和:5524

約数の個数: 80

約数和(自身を含む): 3783976560

約数和(自身を除く): 2213155040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 89, 164, 178, 205, 328, 356, 410, 445, 656, 712, 820, 890, 1424, 1640, 1780, 3280, 3560, 3649, 5381, 7120, 7298, 10762, 14596, 18245, 21524, 26905, 29192, 36490, 43048, 53810, 58384, 72980, 86096, 107620, 145960, 215240, 220621, 291920, 430480, 441242, 478909, 882484, 957818, 1103105, 1764968, 1915636, 2206210, 2394545, 3529936, 3831272, 4412420, 4789090, 7662544, 8824840, 9578180, 17649680, 19156360, 19635269, 38312720, 39270538, 78541076, 98176345, 157082152, 196352690, 314164304, 392705380, 785410760, 1570821520]

約数ペア:

[(1, 1570821520), (2, 785410760), (4, 392705380), (5, 314164304), (8, 196352690), (10, 157082152), (16, 98176345), (20, 78541076), (40, 39270538), (41, 38312720), (80, 19635269), (82, 19156360), (89, 17649680), (164, 9578180), (178, 8824840), (205, 7662544), (328, 4789090), (356, 4412420), (410, 3831272), (445, 3529936), (656, 2394545), (712, 2206210), (820, 1915636), (890, 1764968), (1424, 1103105), (1640, 957818), (1780, 882484), (3280, 478909), (3560, 441242), (3649, 430480), (5381, 291920), (7120, 220621), (7298, 215240), (10762, 145960), (14596, 107620), (18245, 86096), (21524, 72980), (26905, 58384), (29192, 53810), (36490, 43048)]