15704879420

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{659}}^1\times {\mathrm{2341}}^1$

素因数の和:3518

約数の個数: 48

約数和(自身を含む): 33109322400

約数和(自身を除く): 17404442980

約数列:

[1, 2, 4, 5, 10, 20, 509, 659, 1018, 1318, 2036, 2341, 2545, 2636, 3295, 4682, 5090, 6590, 9364, 10180, 11705, 13180, 23410, 46820, 335431, 670862, 1191569, 1341724, 1542719, 1677155, 2383138, 3085438, 3354310, 4766276, 5957845, 6170876, 6708620, 7713595, 11915690, 15427190, 23831380, 30854380, 785243971, 1570487942, 3140975884, 3926219855, 7852439710, 15704879420]

約数ペア:

[(1, 15704879420), (2, 7852439710), (4, 3926219855), (5, 3140975884), (10, 1570487942), (20, 785243971), (509, 30854380), (659, 23831380), (1018, 15427190), (1318, 11915690), (2036, 7713595), (2341, 6708620), (2545, 6170876), (2636, 5957845), (3295, 4766276), (4682, 3354310), (5090, 3085438), (6590, 2383138), (9364, 1677155), (10180, 1542719), (11705, 1341724), (13180, 1191569), (23410, 670862), (46820, 335431)]