20030477620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{3253}}^1$

素因数の和:3509

約数の個数: 96

約数和(自身を含む): 44309952288

約数和(自身を除く): 24279474668

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 157, 185, 212, 265, 314, 370, 530, 628, 740, 785, 1060, 1570, 1961, 3140, 3253, 3922, 5809, 6506, 7844, 8321, 9805, 11618, 13012, 16265, 16642, 19610, 23236, 29045, 32530, 33284, 39220, 41605, 58090, 65060, 83210, 116180, 120361, 166420, 172409, 240722, 307877, 344818, 481444, 510721, 601805, 615754, 689636, 862045, 1021442, 1203610, 1231508, 1539385, 1724090, 2042884, 2407220, 2553605, 3078770, 3448180, 5107210, 6157540, 6379133, 10214420, 12758266, 18896677, 25516532, 27068213, 31895665, 37793354, 54136426, 63791330, 75586708, 94483385, 108272852, 127582660, 135341065, 188966770, 270682130, 377933540, 541364260, 1001523881, 2003047762, 4006095524, 5007619405, 10015238810, 20030477620]

約数ペア:

[(1, 20030477620), (2, 10015238810), (4, 5007619405), (5, 4006095524), (10, 2003047762), (20, 1001523881), (37, 541364260), (53, 377933540), (74, 270682130), (106, 188966770), (148, 135341065), (157, 127582660), (185, 108272852), (212, 94483385), (265, 75586708), (314, 63791330), (370, 54136426), (530, 37793354), (628, 31895665), (740, 27068213), (785, 25516532), (1060, 18896677), (1570, 12758266), (1961, 10214420), (3140, 6379133), (3253, 6157540), (3922, 5107210), (5809, 3448180), (6506, 3078770), (7844, 2553605), (8321, 2407220), (9805, 2042884), (11618, 1724090), (13012, 1539385), (16265, 1231508), (16642, 1203610), (19610, 1021442), (23236, 862045), (29045, 689636), (32530, 615754), (33284, 601805), (39220, 510721), (41605, 481444), (58090, 344818), (65060, 307877), (83210, 240722), (116180, 172409), (120361, 166420)]