203060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 508032

約数和(自身を除く): 304972

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 220, 260, 284, 286, 355, 572, 710, 715, 781, 923, 1420, 1430, 1562, 1846, 2860, 3124, 3692, 3905, 4615, 7810, 9230, 10153, 15620, 18460, 20306, 40612, 50765, 101530, 203060]

約数ペア:

[(1, 203060), (2, 101530), (4, 50765), (5, 40612), (10, 20306), (11, 18460), (13, 15620), (20, 10153), (22, 9230), (26, 7810), (44, 4615), (52, 3905), (55, 3692), (65, 3124), (71, 2860), (110, 1846), (130, 1562), (142, 1430), (143, 1420), (220, 923), (260, 781), (284, 715), (286, 710), (355, 572)]