1549432820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{54673}}^1$

素因数の和:54804

約数の個数: 48

約数和(自身を含む): 3536314320

約数和(自身を除く): 1986881500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340, 54673, 109346, 218692, 273365, 546730, 710749, 1093460, 1421498, 2842996, 3553745, 5959357, 7107490, 11918714, 14214980, 23837428, 29796785, 59593570, 77471641, 119187140, 154943282, 309886564, 387358205, 774716410, 1549432820]

約数ペア:

[(1, 1549432820), (2, 774716410), (4, 387358205), (5, 309886564), (10, 154943282), (13, 119187140), (20, 77471641), (26, 59593570), (52, 29796785), (65, 23837428), (109, 14214980), (130, 11918714), (218, 7107490), (260, 5959357), (436, 3553745), (545, 2842996), (1090, 1421498), (1417, 1093460), (2180, 710749), (2834, 546730), (5668, 273365), (7085, 218692), (14170, 109346), (28340, 54673)]