40431820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 101719296

約数和(自身を除く): 61287476

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 67, 110, 130, 134, 143, 211, 220, 260, 268, 286, 335, 422, 572, 670, 715, 737, 844, 871, 1055, 1340, 1430, 1474, 1742, 2110, 2321, 2743, 2860, 2948, 3484, 3685, 4220, 4355, 4642, 5486, 7370, 8710, 9284, 9581, 10972, 11605, 13715, 14137, 14740, 17420, 19162, 23210, 27430, 28274, 30173, 38324, 46420, 47905, 54860, 56548, 60346, 70685, 95810, 120692, 141370, 150865, 155507, 183781, 191620, 282740, 301730, 311014, 367562, 603460, 622028, 735124, 777535, 918905, 1555070, 1837810, 2021591, 3110140, 3675620, 4043182, 8086364, 10107955, 20215910, 40431820]

約数ペア:

[(1, 40431820), (2, 20215910), (4, 10107955), (5, 8086364), (10, 4043182), (11, 3675620), (13, 3110140), (20, 2021591), (22, 1837810), (26, 1555070), (44, 918905), (52, 777535), (55, 735124), (65, 622028), (67, 603460), (110, 367562), (130, 311014), (134, 301730), (143, 282740), (211, 191620), (220, 183781), (260, 155507), (268, 150865), (286, 141370), (335, 120692), (422, 95810), (572, 70685), (670, 60346), (715, 56548), (737, 54860), (844, 47905), (871, 46420), (1055, 38324), (1340, 30173), (1430, 28274), (1474, 27430), (1742, 23210), (2110, 19162), (2321, 17420), (2743, 14740), (2860, 14137), (2948, 13715), (3484, 11605), (3685, 10972), (4220, 9581), (4355, 9284), (4642, 8710), (5486, 7370)]