15694329980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{279557}}^1$

素因数の和:279974

約数の個数: 48

約数和(自身を含む): 37760458176

約数和(自身を除く): 22066128196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1604, 2005, 2807, 4010, 5614, 8020, 11228, 14035, 28070, 56140, 279557, 559114, 1118228, 1397785, 1956899, 2795570, 3913798, 5591140, 7827596, 9784495, 19568990, 39137980, 112102357, 224204714, 448409428, 560511785, 784716499, 1121023570, 1569432998, 2242047140, 3138865996, 3923582495, 7847164990, 15694329980]

約数ペア:

[(1, 15694329980), (2, 7847164990), (4, 3923582495), (5, 3138865996), (7, 2242047140), (10, 1569432998), (14, 1121023570), (20, 784716499), (28, 560511785), (35, 448409428), (70, 224204714), (140, 112102357), (401, 39137980), (802, 19568990), (1604, 9784495), (2005, 7827596), (2807, 5591140), (4010, 3913798), (5614, 2795570), (8020, 1956899), (11228, 1397785), (14035, 1118228), (28070, 559114), (56140, 279557)]