20197500420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19801471}}^1$

素因数の和:19801500

約数の個数: 48

約数和(自身を含む): 59879651328

約数和(自身を除く): 39682150908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19801471, 39602942, 59404413, 79205884, 99007355, 118808826, 198014710, 237617652, 297022065, 336625007, 396029420, 594044130, 673250014, 1009875021, 1188088260, 1346500028, 1683125035, 2019750042, 3366250070, 4039500084, 5049375105, 6732500140, 10098750210, 20197500420]

約数ペア:

[(1, 20197500420), (2, 10098750210), (3, 6732500140), (4, 5049375105), (5, 4039500084), (6, 3366250070), (10, 2019750042), (12, 1683125035), (15, 1346500028), (17, 1188088260), (20, 1009875021), (30, 673250014), (34, 594044130), (51, 396029420), (60, 336625007), (68, 297022065), (85, 237617652), (102, 198014710), (170, 118808826), (204, 99007355), (255, 79205884), (340, 59404413), (510, 39602942), (1020, 19801471)]