202130540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3361}}^1$

素因数の和:3498

約数の個数: 48

約数和(自身を含む): 442815744

約数和(自身を除く): 240685204

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 970, 1940, 3007, 3361, 6014, 6722, 12028, 13444, 15035, 16805, 30070, 33610, 60140, 67220, 104191, 208382, 326017, 416764, 520955, 652034, 1041910, 1304068, 1630085, 2083820, 3260170, 6520340, 10106527, 20213054, 40426108, 50532635, 101065270, 202130540]

約数ペア:

[(1, 202130540), (2, 101065270), (4, 50532635), (5, 40426108), (10, 20213054), (20, 10106527), (31, 6520340), (62, 3260170), (97, 2083820), (124, 1630085), (155, 1304068), (194, 1041910), (310, 652034), (388, 520955), (485, 416764), (620, 326017), (970, 208382), (1940, 104191), (3007, 67220), (3361, 60140), (6014, 33610), (6722, 30070), (12028, 16805), (13444, 15035)]