40323320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3168

約数の個数: 64

約数和(自身を含む): 101152800

約数和(自身を除く): 60829480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3121, 3230, 6242, 6460, 12484, 12920, 15605, 24968, 31210, 53057, 59299, 62420, 106114, 118598, 124840, 212228, 237196, 265285, 296495, 424456, 474392, 530570, 592990, 1008083, 1061140, 1185980, 2016166, 2122280, 2371960, 4032332, 5040415, 8064664, 10080830, 20161660, 40323320]

約数ペア:

[(1, 40323320), (2, 20161660), (4, 10080830), (5, 8064664), (8, 5040415), (10, 4032332), (17, 2371960), (19, 2122280), (20, 2016166), (34, 1185980), (38, 1061140), (40, 1008083), (68, 592990), (76, 530570), (85, 474392), (95, 424456), (136, 296495), (152, 265285), (170, 237196), (190, 212228), (323, 124840), (340, 118598), (380, 106114), (646, 62420), (680, 59299), (760, 53057), (1292, 31210), (1615, 24968), (2584, 15605), (3121, 12920), (3230, 12484), (6242, 6460)]