47581940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 121347072

約数和(自身を除く): 73765132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2111, 2254, 3220, 4222, 4508, 5635, 8444, 10555, 11270, 14777, 21110, 22540, 29554, 42220, 48553, 59108, 73885, 97106, 103439, 147770, 194212, 206878, 242765, 295540, 339871, 413756, 485530, 517195, 679742, 971060, 1034390, 1359484, 1699355, 2068780, 2379097, 3398710, 4758194, 6797420, 9516388, 11895485, 23790970, 47581940]

約数ペア:

[(1, 47581940), (2, 23790970), (4, 11895485), (5, 9516388), (7, 6797420), (10, 4758194), (14, 3398710), (20, 2379097), (23, 2068780), (28, 1699355), (35, 1359484), (46, 1034390), (49, 971060), (70, 679742), (92, 517195), (98, 485530), (115, 413756), (140, 339871), (161, 295540), (196, 242765), (230, 206878), (245, 194212), (322, 147770), (460, 103439), (490, 97106), (644, 73885), (805, 59108), (980, 48553), (1127, 42220), (1610, 29554), (2111, 22540), (2254, 21110), (3220, 14777), (4222, 11270), (4508, 10555), (5635, 8444)]