16641660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39623}}^1$

素因数の和:39642

約数の個数: 48

約数和(自身を含む): 53254656

約数和(自身を除く): 36612996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39623, 79246, 118869, 158492, 198115, 237738, 277361, 396230, 475476, 554722, 594345, 792460, 832083, 1109444, 1188690, 1386805, 1664166, 2377380, 2773610, 3328332, 4160415, 5547220, 8320830, 16641660]

約数ペア:

[(1, 16641660), (2, 8320830), (3, 5547220), (4, 4160415), (5, 3328332), (6, 2773610), (7, 2377380), (10, 1664166), (12, 1386805), (14, 1188690), (15, 1109444), (20, 832083), (21, 792460), (28, 594345), (30, 554722), (35, 475476), (42, 396230), (60, 277361), (70, 237738), (84, 198115), (105, 158492), (140, 118869), (210, 79246), (420, 39623)]