47154920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28753}}^1$

素因数の和:28805

約数の個数: 32

約数和(自身を含む): 108690120

約数和(自身を除く): 61535200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 28753, 57506, 115012, 143765, 230024, 287530, 575060, 1150120, 1178873, 2357746, 4715492, 5894365, 9430984, 11788730, 23577460, 47154920]

約数ペア:

[(1, 47154920), (2, 23577460), (4, 11788730), (5, 9430984), (8, 5894365), (10, 4715492), (20, 2357746), (40, 1178873), (41, 1150120), (82, 575060), (164, 287530), (205, 230024), (328, 143765), (410, 115012), (820, 57506), (1640, 28753)]