19011160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 50054400

約数和(自身を除く): 31043240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1579, 1720, 2408, 3010, 3158, 6020, 6316, 7895, 11053, 12040, 12632, 15790, 22106, 31580, 44212, 55265, 63160, 67897, 88424, 110530, 135794, 221060, 271588, 339485, 442120, 475279, 543176, 678970, 950558, 1357940, 1901116, 2376395, 2715880, 3802232, 4752790, 9505580, 19011160]

約数ペア:

[(1, 19011160), (2, 9505580), (4, 4752790), (5, 3802232), (7, 2715880), (8, 2376395), (10, 1901116), (14, 1357940), (20, 950558), (28, 678970), (35, 543176), (40, 475279), (43, 442120), (56, 339485), (70, 271588), (86, 221060), (140, 135794), (172, 110530), (215, 88424), (280, 67897), (301, 63160), (344, 55265), (430, 44212), (602, 31580), (860, 22106), (1204, 15790), (1505, 12632), (1579, 12040), (1720, 11053), (2408, 7895), (3010, 6316), (3158, 6020)]