20005946224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1\times {\mathrm{2621}}^1$

素因数の和:4070

約数の個数: 80

約数和(自身を含む): 43697203200

約数和(自身を除く): 23691256976

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 1399, 2621, 2728, 2798, 5242, 5456, 5596, 10484, 11192, 15389, 20968, 22384, 28831, 30778, 41936, 43369, 57662, 61556, 81251, 86738, 115324, 123112, 162502, 173476, 230648, 246224, 325004, 346952, 461296, 477059, 650008, 693904, 893761, 954118, 1300016, 1787522, 1908236, 3575044, 3666779, 3816472, 7150088, 7333558, 7632944, 14300176, 14667116, 29334232, 40334569, 58668464, 80669138, 113670149, 161338276, 227340298, 322676552, 454680596, 645353104, 909361192, 1250371639, 1818722384, 2500743278, 5001486556, 10002973112, 20005946224]

約数ペア:

[(1, 20005946224), (2, 10002973112), (4, 5001486556), (8, 2500743278), (11, 1818722384), (16, 1250371639), (22, 909361192), (31, 645353104), (44, 454680596), (62, 322676552), (88, 227340298), (124, 161338276), (176, 113670149), (248, 80669138), (341, 58668464), (496, 40334569), (682, 29334232), (1364, 14667116), (1399, 14300176), (2621, 7632944), (2728, 7333558), (2798, 7150088), (5242, 3816472), (5456, 3666779), (5596, 3575044), (10484, 1908236), (11192, 1787522), (15389, 1300016), (20968, 954118), (22384, 893761), (28831, 693904), (30778, 650008), (41936, 477059), (43369, 461296), (57662, 346952), (61556, 325004), (81251, 246224), (86738, 230648), (115324, 173476), (123112, 162502)]