766702820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{155203}}^1$

素因数の和:155244

約数の個数: 48

約数和(自身を含む): 1825199040

約数和(自身を除く): 1058496220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 155203, 310406, 620812, 776015, 1552030, 2017639, 2948857, 3104060, 4035278, 5897714, 8070556, 10088195, 11795428, 14744285, 20176390, 29488570, 38335141, 40352780, 58977140, 76670282, 153340564, 191675705, 383351410, 766702820]

約数ペア:

[(1, 766702820), (2, 383351410), (4, 191675705), (5, 153340564), (10, 76670282), (13, 58977140), (19, 40352780), (20, 38335141), (26, 29488570), (38, 20176390), (52, 14744285), (65, 11795428), (76, 10088195), (95, 8070556), (130, 5897714), (190, 4035278), (247, 3104060), (260, 2948857), (380, 2017639), (494, 1552030), (988, 776015), (1235, 620812), (2470, 310406), (4940, 155203)]