1919917860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4571233}}^1$

素因数の和:4571252

約数の個数: 48

約数和(自身を含む): 6143738496

約数和(自身を除く): 4223820636

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, 4571233, 9142466, 13713699, 18284932, 22856165, 27427398, 31998631, 45712330, 54854796, 63997262, 68568495, 91424660, 95995893, 127994524, 137136990, 159993155, 191991786, 274273980, 319986310, 383983572, 479979465, 639972620, 959958930, 1919917860]

約数ペア:

[(1, 1919917860), (2, 959958930), (3, 639972620), (4, 479979465), (5, 383983572), (6, 319986310), (7, 274273980), (10, 191991786), (12, 159993155), (14, 137136990), (15, 127994524), (20, 95995893), (21, 91424660), (28, 68568495), (30, 63997262), (35, 54854796), (42, 45712330), (60, 31998631), (70, 27427398), (84, 22856165), (105, 18284932), (140, 13713699), (210, 9142466), (420, 4571233)]