20383860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48533}}^1$

素因数の和:48552

約数の個数: 48

約数和(自身を含む): 65229696

約数和(自身を除く): 44845836

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, 48533, 97066, 145599, 194132, 242665, 291198, 339731, 485330, 582396, 679462, 727995, 970660, 1019193, 1358924, 1455990, 1698655, 2038386, 2911980, 3397310, 4076772, 5095965, 6794620, 10191930, 20383860]

約数ペア:

[(1, 20383860), (2, 10191930), (3, 6794620), (4, 5095965), (5, 4076772), (6, 3397310), (7, 2911980), (10, 2038386), (12, 1698655), (14, 1455990), (15, 1358924), (20, 1019193), (21, 970660), (28, 727995), (30, 679462), (35, 582396), (42, 485330), (60, 339731), (70, 291198), (84, 242665), (105, 194132), (140, 145599), (210, 97066), (420, 48533)]