20833170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 52842240

約数和(自身を除く): 32009070

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 109, 115, 138, 218, 230, 277, 327, 345, 545, 554, 654, 690, 831, 1090, 1385, 1635, 1662, 2507, 2770, 3270, 4155, 5014, 6371, 7521, 8310, 12535, 12742, 15042, 19113, 25070, 30193, 31855, 37605, 38226, 60386, 63710, 75210, 90579, 95565, 150965, 181158, 191130, 301930, 452895, 694439, 905790, 1388878, 2083317, 3472195, 4166634, 6944390, 10416585, 20833170]

約数ペア:

[(1, 20833170), (2, 10416585), (3, 6944390), (5, 4166634), (6, 3472195), (10, 2083317), (15, 1388878), (23, 905790), (30, 694439), (46, 452895), (69, 301930), (109, 191130), (115, 181158), (138, 150965), (218, 95565), (230, 90579), (277, 75210), (327, 63710), (345, 60386), (545, 38226), (554, 37605), (654, 31855), (690, 30193), (831, 25070), (1090, 19113), (1385, 15042), (1635, 12742), (1662, 12535), (2507, 8310), (2770, 7521), (3270, 6371), (4155, 5014)]