20175701810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{15263}}^1$

素因数の和:15539

約数の個数: 64

約数和(自身を含む): 40474266624

約数和(自身を除く): 20298564814

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 197, 305, 394, 610, 671, 985, 1342, 1970, 2167, 3355, 4334, 6710, 10835, 12017, 15263, 21670, 24034, 30526, 60085, 76315, 120170, 132187, 152630, 167893, 264374, 335786, 660935, 839465, 931043, 1321870, 1678930, 1862086, 3006811, 4655215, 6013622, 9310430, 10241473, 15034055, 20482946, 30068110, 33074921, 51207365, 66149842, 102414730, 165374605, 183415471, 330749210, 366830942, 917077355, 1834154710, 2017570181, 4035140362, 10087850905, 20175701810]

約数ペア:

[(1, 20175701810), (2, 10087850905), (5, 4035140362), (10, 2017570181), (11, 1834154710), (22, 917077355), (55, 366830942), (61, 330749210), (110, 183415471), (122, 165374605), (197, 102414730), (305, 66149842), (394, 51207365), (610, 33074921), (671, 30068110), (985, 20482946), (1342, 15034055), (1970, 10241473), (2167, 9310430), (3355, 6013622), (4334, 4655215), (6710, 3006811), (10835, 1862086), (12017, 1678930), (15263, 1321870), (21670, 931043), (24034, 839465), (30526, 660935), (60085, 335786), (76315, 264374), (120170, 167893), (132187, 152630)]