20583330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 52099200

約数和(自身を除く): 31515870

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 59, 87, 118, 145, 174, 177, 290, 295, 354, 401, 435, 590, 802, 870, 885, 1203, 1711, 1770, 2005, 2406, 3422, 4010, 5133, 6015, 8555, 10266, 11629, 12030, 17110, 23258, 23659, 25665, 34887, 47318, 51330, 58145, 69774, 70977, 116290, 118295, 141954, 174435, 236590, 348870, 354885, 686111, 709770, 1372222, 2058333, 3430555, 4116666, 6861110, 10291665, 20583330]

約数ペア:

[(1, 20583330), (2, 10291665), (3, 6861110), (5, 4116666), (6, 3430555), (10, 2058333), (15, 1372222), (29, 709770), (30, 686111), (58, 354885), (59, 348870), (87, 236590), (118, 174435), (145, 141954), (174, 118295), (177, 116290), (290, 70977), (295, 69774), (354, 58145), (401, 51330), (435, 47318), (590, 34887), (802, 25665), (870, 23659), (885, 23258), (1203, 17110), (1711, 12030), (1770, 11629), (2005, 10266), (2406, 8555), (3422, 6015), (4010, 5133)]