40347830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2909}}^1$

素因数の和:3008

約数の個数: 32

約数和(自身を含む): 77522400

約数和(自身を除く): 37174570

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1387, 2774, 2909, 5818, 6935, 13870, 14545, 29090, 55271, 110542, 212357, 276355, 424714, 552710, 1061785, 2123570, 4034783, 8069566, 20173915, 40347830]

約数ペア:

[(1, 40347830), (2, 20173915), (5, 8069566), (10, 4034783), (19, 2123570), (38, 1061785), (73, 552710), (95, 424714), (146, 276355), (190, 212357), (365, 110542), (730, 55271), (1387, 29090), (2774, 14545), (2909, 13870), (5818, 6935)]