210860240

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{7963}}^1$

素因数の和:8307

約数の個数: 40

約数和(自身を含む): 491792928

約数和(自身を除く): 280932688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 7963, 13240, 15926, 26480, 31852, 39815, 63704, 79630, 127408, 159260, 318520, 637040, 2635753, 5271506, 10543012, 13178765, 21086024, 26357530, 42172048, 52715060, 105430120, 210860240]

約数ペア:

[(1, 210860240), (2, 105430120), (4, 52715060), (5, 42172048), (8, 26357530), (10, 21086024), (16, 13178765), (20, 10543012), (40, 5271506), (80, 2635753), (331, 637040), (662, 318520), (1324, 159260), (1655, 127408), (2648, 79630), (3310, 63704), (5296, 39815), (6620, 31852), (7963, 26480), (13240, 15926)]