40984580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3253

約数の個数: 72

約数和(自身を含む): 107854488

約数和(自身を除く): 66869908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 3217, 6370, 6434, 12740, 12868, 16085, 22519, 32170, 41821, 45038, 64340, 83642, 90076, 112595, 157633, 167284, 209105, 225190, 292747, 315266, 418210, 450380, 585494, 630532, 788165, 836420, 1170988, 1463735, 1576330, 2049229, 2927470, 3152660, 4098458, 5854940, 8196916, 10246145, 20492290, 40984580]

約数ペア:

[(1, 40984580), (2, 20492290), (4, 10246145), (5, 8196916), (7, 5854940), (10, 4098458), (13, 3152660), (14, 2927470), (20, 2049229), (26, 1576330), (28, 1463735), (35, 1170988), (49, 836420), (52, 788165), (65, 630532), (70, 585494), (91, 450380), (98, 418210), (130, 315266), (140, 292747), (182, 225190), (196, 209105), (245, 167284), (260, 157633), (364, 112595), (455, 90076), (490, 83642), (637, 64340), (910, 45038), (980, 41821), (1274, 32170), (1820, 22519), (2548, 16085), (3185, 12868), (3217, 12740), (6370, 6434)]