40343680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 96

約数和(自身を含む): 104716260

約数和(自身を除く): 64372580

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 373, 416, 520, 640, 676, 746, 832, 845, 1040, 1352, 1492, 1664, 1690, 1865, 2080, 2704, 2984, 3380, 3730, 4160, 4849, 5408, 5968, 6760, 7460, 8320, 9698, 10816, 11936, 13520, 14920, 19396, 21632, 23872, 24245, 27040, 29840, 38792, 47744, 48490, 54080, 59680, 63037, 77584, 96980, 108160, 119360, 126074, 155168, 193960, 238720, 252148, 310336, 315185, 387920, 504296, 620672, 630370, 775840, 1008592, 1260740, 1551680, 2017184, 2521480, 3103360, 4034368, 5042960, 8068736, 10085920, 20171840, 40343680]

約数ペア:

[(1, 40343680), (2, 20171840), (4, 10085920), (5, 8068736), (8, 5042960), (10, 4034368), (13, 3103360), (16, 2521480), (20, 2017184), (26, 1551680), (32, 1260740), (40, 1008592), (52, 775840), (64, 630370), (65, 620672), (80, 504296), (104, 387920), (128, 315185), (130, 310336), (160, 252148), (169, 238720), (208, 193960), (260, 155168), (320, 126074), (338, 119360), (373, 108160), (416, 96980), (520, 77584), (640, 63037), (676, 59680), (746, 54080), (832, 48490), (845, 47744), (1040, 38792), (1352, 29840), (1492, 27040), (1664, 24245), (1690, 23872), (1865, 21632), (2080, 19396), (2704, 14920), (2984, 13520), (3380, 11936), (3730, 10816), (4160, 9698), (4849, 8320), (5408, 7460), (5968, 6760)]